The diagnostic code series will continue to repeat as long as the check connecter terminals TEl and El are connected. That's because the car will be able to tell you what’s wrong through the OBD-II system. g. Each trouble code will be displayed 3 times before the next trouble code is displayed. Efficiently tackling OBD2 codes is key to fixing car problems quickly. What does that mean? This diagnostic trouble code (DTC) is considered generic because it applies to all 1996-newer OBD-II equipped vehicles. OBD2 Codes; Codes by Model / Year; Questions & Answers; NOTE: 96 & later are OBD2 systems and require a scanner. P00xx OBD-II Trouble Codes. Note: Quickly locate the codes you need using the search box in the table below. Jun 22, 2023 · What is a DTC code? DTC stands for Diagnostic Trouble Codes, which was created by the Society of Automotive Engineers (SAE). When your scanner throws up a diagnostic trouble code (DTC), you’re halfway to solving the puzzle. When the system identifies an issue, it turns on the check engine light and provides real-time data in addition to a standardized series of OBD-II Codes. Note: See this page for generic OBD-II codes (they start with P0***). This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. For an OBD2 code list, please see our Lexus code list or the appropriate generic list. When your Hyundai has a problem, its On-Board Diagnostic (OBD) system will trigger a code so a technician can better identify the issue. Code retrieval can be accessed by the ignition key or by a diagnostic readout box(DRB). Accessing Trouble Codes. Diagnostic Lamp Driver Fault: P1610: SBDS Interactive Codes: P1611: SBDS Interactive Codes: P1612: (M) 3. The letter P indicates a generic powertrain code, while the number 0446 points more specifically toward a malfunctioning vent control circuit […] A large leak diagnostic trouble code is related to, and could also cause, these additional trouble codes: P0440; P0441; P0442; P0444; P0445; And more; Many of these EVAP trouble codes are from a series of sensors that measure different areas for air leaks. made/sold in the US since Jan 1996. Although generic, the exact repair steps may vary depending on year, make, model and powertrain configuration. Usually, the OBD-II port is located somewhere on or around the dashboard, often where a GPS tracker is connected. Complete list of OBD-II trouble codes [2024 Update] NOTE: 96 & later are OBD2 systems and require a scanner. Suzuki: Accesssing Diagnostic Trouble Codes 86–95 Samurai, Swift & 89 Sidekick Ford OBD Trouble Codes. They all start with P0A, the first letter P designates they are powertrain related codes, the next two characters 0A indicates they are generic hybrid related codes. When finished, remove the jumper wire. P0022, P0093, etc. These codes are generated by the car’s onboard computer system and correspond to specific faults detected in various components of the vehicle. OBD2 diagnostic trouble codes are made up of five characters: DTC vs MIL When the vehicle's on-board computer detects a failure in an emissions-related component or system, the computer's internal diagnostic program assigns a diagnostic trouble code (DTC) that points to the system (and subsystem) where the fault was found. 3L TBI, 2. EEC IV Diagnostic; Codes By Year; OBD1 Codes; Codes By Model; Questions & Answers; NOTE: 96 & later are OBD2 systems and require a scanner. A P0304 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly. OBD2 fault codes can indicate issues with the transmission , engine, fuel system, and much more. Present. Your car's on-board computer management system will store a DTC (or multiple DTCs) when it detects a problem with the vehicle. These are cars, SUVs, light trucks, etc. The Throttle Actuator A (TA-A) is can usually be found mounted to the front of the engine, on top of the engine, inside the wheel wells or against A trouble code P0102 is triggered when there is low airflow registered by the Mass Air Flow, or MAF, sensor. The Heated Oxygen Sensor (2) located rear of catalytic converter produces an output signal relative to oxygen storage capacity of catalytic converter. However it continues to come up in diagnostic after clearing, but hasn't cut 2008 Lr2, P2103,P2105 codes, a throttle body failure? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. DTC Codes – P0100-P0199 – Fuel and Air Metering P0100 Mass or Volume Air Flow Circuit Malfunction P0101 Mass or Volume Air Flow Circuit Range/Performance Problem P0102 Mass or Volume Air Flow … Continued Common OBD2 Codes; Subaru Codes by Model; Questions & Answers; NOTE: 96 & later are OBD2 systems and require a scanner. Best OBD2 Scanners for 2022 - CNET X Aug 15, 2023 · OBD2 codes, short for On-Board Diagnostics 2 codes, are diagnostic trouble codes that provide information about issues or problems with a vehicle. Jun 27, 2023 · Once a problem is detected in the onboard diagnostic system, a corresponding DTC code is triggered, displaying as warning lights or codes on the dashboard for the driver to see. Oct 7, 2023 · When the MIL/CEL is on, Diagnostic Trouble Codes (DTCs) will be stored in the vehicle’s computer, which can be read with an OBD scanner to help diagnose the issue. NOTE: A model specific code list like those below will be the most accurate source for manufacturer specific OBD / OBD2 codes of your vehicle. The code is associated with a specific problem or issue identified by the OBD system. For example, the code P0301 indicates a misfire in cylinder 1, while the code P0420 indicates a problem with the catalytic converter. The check engine warning light will come on when the ignition switch is turned On and the engine is not This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. P0445 Free Download: Full Ford OBD2 Trouble Codes List and Meaning PDF. The O2 oxygen sensor produces a voltage between 0. While the malfunction indicator lamp (MIL)—also known as the check engine light—simply alerts drivers that there is an issue, a DTC identifies what and where the issue is. This includes clearing . Specific troubleshooting and repair steps may vary slightly depending on make/model. This code indicates the EVAP control system is not functioning correctly. This site is the premier OBD-II ( a. 2 seconds, followed by a . Introduction. An OBD-II scanner is required to access and retrieve the diagnostic trouble codes stored in the vehicle’s onboard computer system. This blog post will teach you how to interpret the meaning of the codes. Retrieving Trouble Codes A DTC, short for Diagnostic Trouble Code, is a code used to diagnose malfunctions in a vehicle or heavy equipment. Ford Codes; Trouble Code Fault Location Probable Cause; P0113: Intake Air Temperature Sensor Circuit High Input: MAF sensor, Wiring: P0171: Fuel trim (FT) system too lean, bank 1: Intake/exhaust leak, AIR system, MAFNAF sensor, fuel pressure/pump, injector(s), HO2S: P0174: Fuel Injection System Too Lean Bank 2: Vacuum leaks, PCV valve: P0191 No distributor reference pulse (diagnostic test active) Code 13: Oxygen sensor circuit open or no activity: GM OBD I Trouble Code Chart, ace. In this case it's cylinder #4. OBD2の故障コードは、DTC（Diagnostic Trouble Code）と呼ばれ、 アルファベット1文字と、4桁の数字から構成されている。4桁の数字を使えば、0000～9999まで実に一万個の故障コードを設定することができる。 OBDII Diagnostic Trouble Code (DTC) Lookup. The codes are generated by a vehicle’s onboard diagnostic (OBD) system. OBD Codes For My Jeep Grand Cherokee 4. Feb 1, 2024 · To check the codes on a 2017 Toyota Rav4, you will need to connect a compatible OBD2 code reader to the vehicle's diagnostic port. Perform a test sequence up to a code 11; Depress the switched jumper for more than 10 seconds; The “CHECK ENGINE” indicator should be “ON” and all fault codes should have been cleared. Broadly, OBD codes fall into two groups: Diagnostic Trouble Codes; P0031: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1) Email. Each trouble code has an assigned message that identifies the circuit, component or system area where the problem was found. We strive to give you the most troubleshooting information as possible, in one site. , P0301). For more information on Subaru OBD-II trouble codes, contact us today at 720-912-3655 to speak with one of our knowledgeable service teammates, or schedule a service appointment with our online form. If your OBD-II scanner Jun 20, 2021 · All vehicles model year 1996 and newer support a selection of OBD2 codes. 9L TBI, 2. What causes code P0300? This trouble code is most often caused by a faulty spark plug, ignition coils, low fuel pressure, or a faulty fuel injector. It is only set on vehicles that can ‘monitor’ if the ‘purge flow’ is correct or not. Oct 28, 2022 · Car codes can be confusing, so here are the best OBD2 scanners for reading, analyzing and clearing diagnostic trouble codes on your own. In this video, the DTC format is explained. 3L Turbo Diesel & Villager Free Download: Full GM OBD2 Trouble Codes List and Meaning PDF This list applies to GM’s cars, including Chevy, Cadillac, Buick, and GMC. When this happens, you need to know how do I fix trouble code P0102? First, learn more about your MAF sensor, inspect your vehicle for typical symptoms and look for common causes in order to find the right solution. Oct 24, 2022 · OBD-Codes. k. com has a full list of OBD codes that you can cross-reference against your OBD scanner’s output (Image credit: OBD-Codes) Summary Modern vehicles make diagnosing vehicle trouble easier P0441 is an EVAP control system powertrain diagnostic trouble code. The OBD system uses Diagnostic Trouble Codes (DTC) to tell you which specific component has an issue. Body (B OBD2のDTCの意味. Accessing Ford OBD1 Trouble Codes Using Analog Voltmeter. This is the listing of P00xx OBD-II diagnostic trouble codes (DTCs). For example, a code 12 will be displayed by the check engine lamp flashing 1 time for approximately 1. We do not take responsibility for any faults in this code list. This list contains standard diagnostic trouble codes (DTC's) that are used by all manufacturers to identify vehicle problems. The on-board diagnostic codes’ meanings can differ a bit depending on what car model you have, but most of them are the same among all car manufacturers. DTCs are alphanumeric codes that are used to identify a problem that is present in any of the systems that are monitored by the onboard computer (PCM). If your vehicle has this system, you need an OBD-II diagnostic scanner to communicate with its OBD system. There are literally hundreds of different codes a Check Engine Light can represent. Most all with a few exceptions are equipped with either a Purge Flow Sensor or Leak Detection Pump. Although generic, the specific repair steps may vary depending on make/model. NOTE: 96 & later are OBD2 systems and require a scanner. Peugeot: Diagnostic Trouble Codes For a list of Peugeot OBD2 codes, please see our OBD2 page for Peugeot. GM cars and light trucks use SAE J1850 VPW (Variable Pulse Width Modulation). com Apr 29, 2024 · Troubleshooting OBD2 Codes. The OBD-II "B" body-related diagnostic codes here generally apply to all OBD-II GM vehicles from 1996 and newer: GMC, Chevrolet, Buick, Cadillac, and former brands Oldsmobile, Pontiac, and Saturn. Pin. After repairing the malfunction, clear the codes from the ECUs memory. Each DTC represents a specific Jun 7, 2016 · Diagnostic trouble codes (DTC) are automotive computer codes stored by the on-board computer diagnostic system (OBD) in your vehicle. The code will help you to identify and fix the issue within the car. Staying Proactive with Maintenance and Repairs You’ll need a Code Reader to read the trouble codes. Format of the OBD2 Trouble Codes System or Category. It's Nov 27, 2019 · Any time the system detects a problem, it records that problem as a code. There are two main standards: Feb 14, 2014 · How to Read Diagnostic Trouble Codes - Breaking The Code Troubleshooting: Pontiac Introduces Self-Diagnostics Ray T. Oct 17, 2023 · For an OBD-II scanner with a wider range of diagnostic capabilities, we were impressed by the testing functions, bidirectional control and additional diagnostic suggestions of the Innova 5610. If you’re OBD-II codes are part of the self-diagnostic system that all cars come with. For an OBD2 code list, please see our Suzuki code list or the appropriate generic list. P2097 Code: Post Catalyst Fuel Trim System Too Rich Bank 1; P0520 Code: Engine Oil Pressure Sensor/Switch Circuit; P0443 Code: Evaporative Emission System Purge Control Valve “A” Circuit; P0138 Code: O2 Sensor Circuit High Voltage (Bank 1, Sensor 2) P1450 Code - Unable to Bleed Up Fuel Tank Vacuum; Understanding the P0325 Trouble Code; OBD We take accuracy seriously at OBDCodex, which is why we rely on trusted reference sources for all of our OBD1 code lists. Engine Oil Pressure Sensor/Switch Circuit. 6 second pause, then 2 short flashes. Each OBD code corresponds to a specific problem and helps identify and diagnose malfunctions within the vehicle's systems. Roy on P2285 – Injector control pressure sensor – circuit low: “ Slight consistent miss at idle only. If you cannot find your model below and it is newer than 1996, please refer to our list of all Jeep OBD2 codes. The diagnostic trouble codes will be displayed by the check engine lamp. Brands of vehicles that may see this code include but are not limited to Pontiac, Toyota, Mazda, Dodge, Chevrolet, Honda, Jeep, Ford, VW, etc. com and Chevrolet OBD-II Codes section. Service / Mode $04 is used to clear emission-related diagnostic information. Schedule a Service Appointment Jan 10, 2023 · This light may also indicate a problem with your car’s engine’s diagnostic system, also known as “diagnostic trouble codes. The OBD2 Trouble Codes are categorised into four different systems. These OBD2 codes are stored when a sensor in the car reports a reading that is outside the normal/accepted range Aug 28, 2023 · Loss of engine power; No-crank condition; Engine stalling issues; Hard-start condition; Increased fuel consumption; Engine knock; Backfire; Since 1982, the On-Board Diagnostic (OBD) system has helped automotive technicians monitor and find problems with emission components or control systems that may have gone out of their normal operating parameters. 71 (M) 1. Here is a complete OBD1 trouble code list. Explore causes, symptoms, and repair tips for BXXXX, CXXXX, and other diagnostic codes. T31 Mini Auto Diagnostic Trouble Codes Tool; FOXWELL NT301; Foxwell OBD2 NT624 Elite Scan Tool; By keeping a close eye on your vehicle’s OBD2 codes, you can address potential problems before they become more serious, saving time and money on repairs and ensuring optimal vehicle performance. So this engine code article applies to Nissan, Toyota, Chevrolet, Ford, Honda, GMC, Subaru, VW, etc. That may include but is not limited to vehicles from Toyota, Audi, Kia, VW, Lexus, etc. 1 V For OBD information for all Chrysler vehicles please see our Chrysler OBD / OBD2 page. ), the first letter P designates they are powertrain related codes, the next digits 00 indicates they are fuel & air metering and auxiliary emission control related codes. These codes indicate a malfunction or issue with a specific component or system in the vehicle. 5L TBI – ITS signal was grounded when throttle should have been opening ITS – ISC GM OBD Trouble Codes. This is the listing of P0A00-P0AFF OBD-II diagnostic trouble codes (DTCs). Generic Powertrain Diagnostic Trouble Codes (DTC) Listings Jan 27, 2022 · An OBD2 code, also referred to as DTC (Diagnostic Trouble Code), is a string of letters and numbers that are produced by a vehicle’s computer when it detects a problem within its systems. OBD2 diagnostic trouble codes are made up of five characters: Jaguar OBD-II Trouble Codes. Generic Powertrain Trouble Codes. OBD-II The OBD-II (On-Board Diagnostics II) is a vehicle’s built-in self-diagnostic system . Check your repair manual for the trouble codes of your car Feb 3, 2024 · A permanent OBD2 code refers to a diagnostic trouble code (DTC) that has been detected by a vehicle's onboard diagnostic system and remains stored in the system's memory until manually cleared. The codes provide below are generic codes Jun 11, 2024 · When the check engine light comes on, drivers can access diagnostic trouble codes with a scanner that plugs directly into the on-board diagnostic system (OBD). a. How do DTC codes work? Diagnostic Trouble Codes or OBD-II (in light-duty vehicles) or J1939 (in heavy-duty vehicles) trouble codes are codes that the vehicle’s OBD system uses to notify you about a problem. What Is Trouble Code P0128? This generic trouble code can affect most makes and models of vehicles. The initial letter indicates the system related to the fault (e. Types of OBD2 Codes? There are 2 main types of OBD2 codes, generic and manufacturer-specific. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may vary depending on the model. Standard OBD2 trouble codes are diagnostic codes used across all car brands and models equipped with an OBD2 system. Get ready to explore our FREE codes list! Audi OBD2 Codes List And Definition [FULL] Free download: Full Audi OBD2 Trouble Codes List and Meaning PDF This generic powertrain/engine diagnostic trouble code typically applies to all OBDII equipped engines with electric Throttle Actuators, but shows up more often in certain Ford and Nissan vehicles. DTC (diagnostic trouble codes), also referred to as engine fault codes, are used to identify and diagnose malfunctions in a vehicle or piece of heavy equipment. When a vehicle’s on-board diagnostics (OBD) system detects a problem, it activates the corresponding trouble code. On Board Diagnostics (OBD II) is an enhanced diagnostics monitor built into a vehicle’s Powertrain Control Module (PCM), as of 1996 all vehicles had to be OBD II compliant. What Do Diagnostic Trouble Codes (dtcs) Tell Me About My Gmc Acadia? On-Board-Diagnostic (OBD) Trouble Codes are one way your vehicle reports self-diagnostic results. There is no quick fix for the P0300 code. ) This link includes all OBD-II codes (P, B, C, and U codes) AWH: Cadillac On-Board Diagnostic Trouble Codes (OBD-II) If your car is 1995 or older, go here (OBDI) OBD-1 Diagnostic Trouble Codes Diagnostic Trouble Codes; OBD Readers & Scan Tools. ” It is a code stored in a vehicle’s on-board diagnostics (OBD) system when a fault is detected. Service / Mode $03 lists the emission-related "confirmed" diagnostic trouble codes stored. Engine Coolant Temperature Sensor Circuit Malfunction . For short, OBD2 code (also called DTC) is an diagnostic trouble code triggered when a problem happens to an OBD2 vehicle. This diagnostic trouble code (DTC) is a generic powertrain code. ” Diagnostic Trouble Codes, or DTCs, are five-digit codes that identify specific problems within your car. That code is known as a (DTC) diagnostic trouble code. Once the code reader is connected, it will be able to read and display any diagnostic trouble codes that are present and provide you with more information about the codes. The DTC allows you to home in on the system that is not functioning properly. Essentially the same as P0137, a P0136 code refers to the second oxygen sensor on Bank 1. How the 5 digit DTC is derived from DTC Hex code. Codes po 272, po304 , po 603. They all start with P00 (e. For an OBD2 code list, please see our Subaru code list or the generic code list. P0Axx Hybrid Trouble Codes. Moreover, we divide it into four parts: Powertrain, Network, Body, and Chassis, which helps you quickly find the codes you need for engine, network, body control, and chassis issues. This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. DTC stands for “Diagnostic Trouble Code. Service any other EEC codes, erase memory and retest. Share. Note: See this page for generic OBD-II codes (they start with P0XXX). com; Since 1996, vehicles have an OBD-II diagnostic system. EEC-V, DI 7. Bohacz Writer Courtesy of Actron Photographer Feb 14, 2014 Dec 9, 2023 · No, you cannot check GMC Acadia codes without a scanner. The diagnostic trouble code is the code your OBD generates to tell you something is wrong. 8L AXOD – Data link to instrument cluster fault. Can I clear stored and current codes? For the other OBD-II codes, choose from B**** - B Codes - OBD-II Body Codes or C**** - C Codes - Chassis Codes, and U**** - U - Network Codes. Each trouble code consists of one letter and four digits, such as P1234. new injectors drivers… In this exciting guide, we’re diving deep into the world of Audi OBD2 codes, providing you with information to help you diagnose your car and keep it running smoothly. Search OBD-II Trouble Codes Aug 1, 2022 · A P0096 fault code, also known as “Intake Air Temperature (IAT) Circuit Range/Performance (Sensor 2, Bank 1)”, is a generic powertrain trouble code that applies to all cars with OBD-II technology. Diagnostic Trouble Code (DTC) Jan 7, 2023 · How to fix P0300 code? To fix this trouble code, you need to diagnose which cylinder the misfires occur in and what is causing the misfires. Mazda Codes; Trouble Code Fault Location Probable Cause; C1306: Steering angle sensor: Improper replacement or recalibration procedure, Wheel alignment, Wiring, Steering angle sensor, Low system voltage, Fuses, BCM failure: P0171: Fuel System Too Lean Bank 1: Intake/exhaust leak, AIR system, MAFNAF sensor, fuel pressure/pump, injector(s), HO2S Before you start any repairs, it's important to understand the meaning of the OBD II code you're dealing with. Lexus: Accessing Diagnostic Trouble Codes. When connected to the OBD system, these codes are displayed on a scan tool. OBD codes, or Diagnostic Trouble Codes (DTCs), are the method through which a vehicle communicates issues detected by its onboard computer system. See also: Chevy Check Engine Light @ Check-Engine-Light. Tweet. If code is still present refer to instrument cluster diagnosis manual. If the car's computer ever encounters a problem, a fault code or Diagnostic Trouble Code (DTC), will be stored within the car’s ECU memory. See #OBD-II_diagnostic_trouble_codes. Clearing Trouble Codes All trouble codes must be purged from the ECUs memory after repairing the faults. General Motors "B" Body OBD-II Diagnostic Trouble Codes. carcareconnect. For an OBD2 code list, please see our Ford code list or the appropriate generic list. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may be slightly different depending on the model. Ignition Diagnostic Monitor Signal out of Self-Test Range: P1359: OBD-II Trouble Code Technical Description. , P for Powertrain), while the digits specify the exact issue. This user-friendly list is organized into categories such as Powertrain, Network, Body, and Chassis, making it easy to find the specific codes related to the engine, network, body control, and chassis issues. Each character in a 5-digit DTC represents a specific issue. Mar 21, 2024 · OBD1 Trouble Code List. DTC 2 typically refers to a specific diagnostic trouble code detected by the OBD system. A major leak could affect more than one area, causing multiple trouble codes. For the other OBD-II codes, choose from Bxxxx - B Codes - OBD-II Body Codes or Cxxxx - C Codes - Chassis Codes. If you have access to an OBD-II scanner, feel free to search our database so you can get a better idea what might be wrong with your vehicle. It either displays numeric, 4 digit codes identifying the faults or maps them to a letter (P, B, U, C) plus 4 digits. The Diagnostic Trouble Code system is a huge help to the home mechanic. The most common OBD-II codes are P0xxx powertrain codes, which are listed below on this page, along with P2xxx generic & P3xxx generic codes (please scroll down). There may be slight changes depending on the year/model of vehicle, you would need to What is a Diagnostic Trouble Code (DTC)? Diagnostic trouble codes (or fault codes) are obd2 codes that are stored by the on-board computer diagnostic system. While the diagnostic steps for this code will vary by make and model, the basic cause is that cold intake air has a high resistance. Here’s how to get to the bottom of it: Kick-off the Diagnostic: Start with the DTC description from your scanner to get a broad view of the Free download: Full VW OBD2 Codes List and Meaning PDF. These codes typically begin with a letter followed by four digits (e. OBD-II Trouble Code Technical Description. Instead of just giving you a cryptic description of what a trouble code means, we offer a lot more information on trouble codes: troubleshooting tips, symptoms, and possible solutions. Truck is stock. This is the source we consulted to compile our comprehensive Toyota OBD1 codes list: Toyota Diagnostic Trouble Codes Full List – obdii365; Toyota OBD I Diagnostic Codes – freeautomechanic. This diagnostic trouble code (DTC) is a generic powertrain code and applies to many OBD-II vehicles (1996-newer). Oct 2, 2005 · If your car is a 1996 model or newer, go here: (OBDII) OBD-II Check Engine Light Trouble Codes (P codes only, but with diagnostic help. OBD2 ) trouble codes resource site. For an OBD2 code list, please see our Chrysler code list or the appropriate generic list. Exc. This indicates that a part of the EVAP control system is no longer fuctioning correctly. Diagnostic trouble codes (DTCs) may be defined by either the Society of Automotive Engineers (SAE) or the vehicle manufacturer. To obtain the codes using the key method,set the park brake,and put the vehicle in Park What Does the Code P0446 Mean? When a diagnostic scan of an automotive computer outputs the trouble code P0446, it is important to understand the meaning of the letter and numbers in this alphanumeric string. 7 Jun 24, 2022 · To read OBD codes for cars made after 1996, you’ll first need to purchase an OBD-II scanner and connect it to your car’s Diagnostic Link Connector, which you can find by consulting either the internet or your owner’s manual. Decode common OBD2 trouble codes P0XXX - P3XXX for your vehicle. Evaporative Emission Control System Purge Control Valve Circuit Open This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. These are stored in response to a problem found in the car by the system. ed hs ls cq sz lc ap tp pg tz