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Sae P0XXX Diagnostic Trouble Codes

Fuel and air mixture and additional emission regulations 

SAE- DTC DTC text Corrective action
P0010 "Intake" Camshaft Position Actuator Circuit, Bank 1 -- Check Valve -1- for camshaft adjustment -N205- - CAMSHAFT ADJUSTING VALVES, CHECKING 
P0011 "Intake" Camshaft Position - Timing Over-Advanced or System Performance, Bank 1  
P0012 "Intake" Camshaft Position - Timing Over-Retarded, Bank 1  
P0013 "Exhaust" Camshaft Position - Actuator Circuit, Bank 1  
P0014 "Exhaust" Camshaft Position - Timing Over-Advanced or System Performance, Bank 1  
P0015 "Exhaust" Camshaft Position - Timing Over-Retarded, Bank 1  
SAE- DTC DTC text Corrective action
P0020 "Intake" Camshaft Position Actuator Circuit, Bank 2 -- Check Valve -2- for camshaft adjustment -N208- CAMSHAFT ADJUSTING VALVES, CHECKING 
P0021 "Intake" Camshaft Position - Timing Over-Advanced or System Performance, Bank 2  
P0022 "Intake" Camshaft Position - Timing Over-Retarded, Bank 2  
P0023 "Exhaust" Camshaft Position - Actuator Circuit, Bank 2  
P0024 "Exhaust" Camshaft Position - Timing Over-Advanced or System Performance, Bank 2  
P0025 "Exhaust" Camshaft Position - Timing Over-Retarded, Bank 2  
SAE- DTC DTC text Corrective action
P0030 HO2S Heater Control Circuit, Bank 1 Sensor 1 -- Check oxygen sensor heater for oxygen sensors before Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING -- Check Oxygen Sensors (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION BEFORE CATALYTIC CONVERTER, CHECKING 
P0031 HO2S Heater Control Circuit, Low Bank 1 Sensor 1  
P0032 HO2S Heater Control Circuit, High Bank 1 Sensor 1  
P0036 HO2S Heater Control Circuit, Bank 1 Sensor 2 -- Check oxygen sensor heater for Oxygen Sensors (O2S) behind Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER AFTER CATALYTIC CONVERTER, CHECKING -- Check Oxygen Sensors (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION AFTER CATALYTIC CONVERTER, CHECKING 
P0037 HO2S Heater Control Circuit, Low Bank 1 Sensor 2  
P0038 HO2S Heater Control Circuit High, Bank 1 Sensor 2  
P0040 O2 Sensor Signals Swapped, Bank 1 Sensor 1/ Bank 2 Sensor 1 -- Check whether oxygen sensors have been swapped-- Check harness connector with correct coding and color for affiliation to the correct catalytic converter.
P0041 O2 Sensor Signals Swapped, Bank 1 Sensor 2/ Bank 2 Sensor 2  
SAE- DTC DTC text Corrective action
P0050 HO2S Heater Control Circuit, Bank 2 Sensor 1 -- Check oxygen sensor heater for oxygen sensors before Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING -- Check Oxygen Sensors (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION BEFORE CATALYTIC CONVERTER, CHECKING 
P0051 HO2S Heater Control Circuit Low, Bank 2 Sensor 1  
P0052 HO2S Heater Control Circuit High, Bank 2 Sensor 1  
P0056 HO2S Heater Control Circuit, Bank 2 Sensor 2 -- Check oxygen sensor heater for Oxygen Sensors (O2S) behind Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER AFTER CATALYTIC CONVERTER, CHECKING -- Check Oxygen Sensors (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION AFTER CATALYTIC CONVERTER, CHECKING 
P0057 HO2S Heater Control Circuit Low, Bank 2 Sensor 2  
P0058 HO2S Heater Control Circuit High, Bank 2 Sensor 2  

Fuel and air ratios 

SAE- DTC DTC text Corrective action
P0101 Mass or Volume Air Flow Circuit Range/Performance -- Check Mass Air Flow (MAF) Sensor -G70- MASS AIR FLOW SENSOR, CHECKING -- Check intake air system for leaks (false air) INTAKE SYSTEM, CHECKING FOR LEAKS 
P0102 Mass or Volume Air Flow Circuit Low Input  
P0103 Mass or Volume Air Flow Circuit High Input  
SAE- DTC DTC text Corrective action
P0116 Engine Coolant Temperature Circuit Range/Performance -- Check Engine Coolant Temperature (ECT) Sensor -G62- ENGINE COOLANT TEMPERATURE SENSOR, CHECKING 
P0117 Engine Coolant Temperature Circuit Low  
P0118 Engine Coolant Temperature Circuit High  
P0121 Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance -- Throttle Valve Control Module -J338-, checking THROTTLE VALVE CONTROL MODULE, CHECKING 
P0122 Throttle/Pedal Position Sensor/Switch "A" Circuit Low  
P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High  
SAE- DTC DTC text Corrective action
P0130 O2 Sensor Circuit, Bank 1 Sensor 1 -- Check Oxygen Sensors (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION BEFORE CATALYTIC CONVERTER, CHECKING 
P0131 O2 Sensor Circuit Low Voltage, Bank 1 Sensor 1  
P0132 O2 Sensor Circuit High Voltage, Bank 1 Sensor 1  
P0133 O2 Sensor Circuit Slow Response, Bank 1 Sensor 1  
P0134 O2 Sensor Circuit No Activity Detected, Bank 1 Sensor 1  
P0135 O2 Sensor Heater Circuit, Bank 1 Sensor 1 -- Check oxygen sensor heater for oxygen sensors before Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING 
SAE- DTC DTC text Corrective action
P0136 O2 Sensor Circuit, Bank 1 Sensor 2 -- Check Oxygen Sensors (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION AFTER CATALYTIC CONVERTER, CHECKING 
P0137 O2 Sensor Circuit Low Voltage, Bank 1 Sensor 2  
P0138 O2 Sensor Circuit High Voltage, Bank 1 Sensor 2  
P0139 O2 Sensor Circuit Slow Response, Bank 1 Sensor 2  
P0140 O2 Sensor Circuit No Activity Detected, Bank 1 Sensor 2  
P0141 O2 Sensor Heater Circuit, Bank 1 Sensor 2 -- Check oxygen sensor heater for Oxygen Sensors (O2S) behind Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER AFTER CATALYTIC CONVERTER, CHECKING 
SAE- DTC DTC text Corrective action
P0150 O2 Sensor Circuit, Bank 2 Sensor 1 -- Check Oxygen Sensors (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION BEFORE CATALYTIC CONVERTER, CHECKING 
P0151 O2 Sensor Circuit Low Voltage, Bank 2 Sensor 1  
P0152 O2 Sensor Circuit High Voltage, Bank 2 Sensor 1  
P0153 O2 Sensor Circuit Slow Response, Bank 2 Sensor 1  
P0154 O2 Sensor Circuit No Activity Detected, Bank 2 Sensor 1  
P0155 O2 Sensor Heater Circuit, Bank 2 Sensor 1 -- Check oxygen sensor heater for oxygen sensors before Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER BEFORE CATALYTIC CONVERTER, CHECKING 
SAE- DTC DTC text Corrective action
P0156 O2 Sensor Circuit, Bank 2 Sensor 2 -- Check Oxygen Sensors (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION AFTER CATALYTIC CONVERTER, CHECKING 
P0157 O2 Sensor Circuit Low Voltage, Bank 2 Sensor 2  
P0158 O2 Sensor Circuit High Voltage, Bank 2 Sensor 2  
P0159 O2 Sensor Circuit Slow Response, Bank 2 Sensor 2  
P0160 O2 Sensor Circuit No Activity Detected, Bank 2 Sensor 2  
P0161 O2 Sensor Heater Circuit, Bank 2 Sensor 2 -- Check oxygen sensor heater for Oxygen Sensors (O2S) behind Three Way Catalytic Converter (TWC) OXYGEN SENSOR HEATER AFTER CATALYTIC CONVERTER, CHECKING 
SAE- DTC DTC text Corrective action
P0171 System Too Lean, Bank 1 -- Fuel pressure regulator and residual pressure, checking FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING -- Check Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-, Cylinder 5 Fuel Injector -N83- to Cylinder 8 Fuel Injector -N86-) FUEL INJECTORS, CHECKING -- Check intake air system for leaks (false air) INTAKE SYSTEM, CHECKING FOR LEAKS -- Check Fuel Pump (FP) -G6- and Transfer Fuel Pump (FP) -G23- FUEL PUMP, CHECKING -- Check exhaust system for proper seal THREE WAY CATALYTIC CONVERTER, CHECKING , Parts of the exhaust system, removing and installing-- Check Secondary Air Injection (AIR) system for proper seal SECONDARY AIR INJECTION SYSTEM, CHECKING FOR LEAKS -- Check vacuum lines for leaks
SAE- DTC DTC text Corrective action
P0172 System Too Rich, Bank 1 -- Fuel pressure regulator and residual pressure, checking FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING -- Check Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-, Cylinder 5 Fuel Injector -N83- to Cylinder 8 Fuel Injector -N86-) FUEL INJECTORS, CHECKING -- Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION BEFORE CATALYTIC CONVERTER, CHECKING -- Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION AFTER CATALYTIC CONVERTER, CHECKING -- Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- EVAP CANISTER PURGE REGULATOR VALVE 1, CHECKING -- Check Evaporative Emission (EVAP) Canister Purge Solenoid Valve -N115- EVAP CANISTER PURGE REGULATOR VALVE 2, CHECKING 
SAE- DTC DTC text Corrective action
P0174 System Too Lean, Bank 2 -- Fuel pressure regulator and residual pressure, checking FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING -- Check Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-, Cylinder 5 Fuel Injector -N83- to Cylinder 8 Fuel Injector -N86-) FUEL INJECTORS, CHECKING -- Check intake air system for leaks (false air) INTAKE SYSTEM, CHECKING FOR LEAKS -- Check Fuel Pump (FP) -G6- and Transfer Fuel Pump (FP) -G23- FUEL PUMP, CHECKING -- Check exhaust system for proper seal THREE WAY CATALYTIC CONVERTER, CHECKING , Parts of the exhaust system, removing and installing-- Check Secondary Air Injection (AIR) system for proper seal SECONDARY AIR INJECTION SYSTEM, CHECKING FOR LEAKS -- Check vacuum lines for leaks
SAE- DTC DTC text Corrective action
P0175 System Too Rich, Bank 2 -- Fuel pressure regulator and residual pressure, checking FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING -- Check Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-, Cylinder 5 Fuel Injector -N83- to Cylinder 8 Fuel Injector -N86-) FUEL INJECTORS, CHECKING -- Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION BEFORE CATALYTIC CONVERTER, CHECKING -- Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION AFTER CATALYTIC CONVERTER, CHECKING -- Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- EVAP CANISTER PURGE REGULATOR VALVE 1, CHECKING -- Check Evaporative Emission (EVAP) Canister Purge Solenoid Valve -N115- EVAP CANISTER PURGE REGULATOR VALVE 2, CHECKING 

Fuel and air ratios 

SAE- DTC DTC text Corrective action
P0201 Injector Circuit/Open - Cylinder 1 -- Check Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-, Cylinder 5 Fuel Injector -N83- to Cylinder 8 Fuel Injector -N86-) FUEL INJECTORS, CHECKING 
P0202 Injector Circuit/Open - Cylinder 2  
P0203 Injector Circuit/Open - Cylinder 3  
P0204 Injector Circuit/Open - Cylinder 4  
P0205 Injector Circuit/Open - Cylinder 5  
P0206 Injector Circuit/Open - Cylinder 6  
P0207 Injector Circuit/Open - Cylinder 7  
P0208 Injector Circuit/Open - Cylinder 8  
SAE- DTC DTC text Corrective action
P0221 Throttle/Pedal Position Sensor/Switch "B" Circuit Range/Performance -- Throttle Valve Control Module -J338-, checking THROTTLE VALVE CONTROL MODULE, CHECKING 
P0222 Throttle/Pedal Position Sensor/Switch "B" Circuit Low  
P0223 Throttle/Pedal Position Sensor/Switch "B" Circuit High  
P0230 Fuel Pump Primary Circuit -- Check activation of Fuel Pump (FP) Relay -J17- according to wiring diagram:
SAE- DTC DTC text Corrective action
P0261 Cylinder 1 Injector Circuit Low -- Check Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-) FUEL INJECTORS, CHECKING 
P0262 Cylinder 1 Injector Circuit High  
P0264 Cylinder 2 Injector Circuit Low  
P0265 Cylinder 2 Injector Circuit High  
P0267 Cylinder 3 Injector Circuit Low  
P0268 Cylinder 3 Injector Circuit High  
P0270 Cylinder 4 Injector Circuit Low  
P0271 Cylinder 4 Injector Circuit High  
SAE- DTC DTC text Corrective action
P0273 Cylinder 5 Injector Circuit Low -- Check Cylinder 5 Fuel Injector -N83- to Cylinder 8 Fuel Injector -N86- FUEL INJECTORS, CHECKING 
P0274 Cylinder 5 Injector Circuit High  
P0276 Cylinder 6 Injector Circuit Low  
P0277 Cylinder 6 Injector Circuit High  
P0279 Cylinder 7 Injector Circuit Low  
P0280 Cylinder 7 Injector Circuit High  
P0282 Cylinder 8 Injector Circuit Low  
P0283 Cylinder 8 Injector Circuit High  

Ignition system 

SAE- DTC DTC text Corrective action
P0300 Random/Multiple Cylinder Misfire Detected -- Check Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-, Cylinder 5 Fuel Injector -N83- to Cylinder 8 Fuel Injector -N86-) FUEL INJECTORS, CHECKING -- Check spark plugs, test data, spark plugs-- Check Ignition Coil 1 with Power Output Stage -N70-, Ignition Coil 2 with Power Output Stage -N127-, Ignition Coil 3 with Power Output Stage -N291-, Ignition Coil 4 with Power Output Stage -N292-, Ignition Coil 5 with Power Output Stage -N323- to Ignition Coil 8 with Power Output Stage -N326- IGNITION COILS WITH POWER OUTPUT STAGES, CHECKING 
P0301 Cylinder 1 Misfire Detected  
P0302 Cylinder 2 Misfire Detected  
P0303 Cylinder 3 Misfire Detected  
P0304 Cylinder 4 Misfire Detected  
P0305 Cylinder 5 Misfire Detected  
P0306 Cylinder 6 Misfire Detected  
P0307 Cylinder 7 Misfire Detected  
P0308 Cylinder 8 Misfire Detected  
SAE- DTC DTC text Corrective action
P0321 Ignition/Distributor Engine Speed Input Circuit Range/Performance -- Check Engine Speed (RPM) Sensor -G28- ENGINE SPEED SENSOR, CHECKING 
P0322 Ignition/Distributor Engine Speed Input Circuit No Signal  
P0324 Knock Control System Error, Bank 1 or Single Sensor -- Check Knock Sensor (KS) 1 -G61- and Knock Sensor (KS) 2 -G66- KNOCK SENSORS, CHECKING -- Loosen knock sensors and tighten to 20 Nm again-- Eliminate abnormal engine noise (components loose, bracket/bolts broken)-- Change fuel types
SAE- DTC DTC text Corrective action
P0327 Knock Sensor 1 Circuit Low, Bank 1 or Single Sensor -- Check knock sensors (Knock Sensor (KS) 1 -G61- and Knock Sensor (KS) 2 -G66-) KNOCK SENSORS, CHECKING -- Loosen knock sensors and tighten to 20 Nm again
P0328 Knock Sensor 1 Circuit High, Bank 1 or Single Sensor  
P0332 Knock Sensor 2 Circuit Low, Bank 2  
P0333 Knock Sensor 2 Circuit High, Bank 2  
SAE- DTC DTC text Corrective action
P0340 Camshaft Position Sensor "A" Circuit, Bank 1 or Single Sensor -- Camshaft Position (CMP) Sensor -G40- and Camshaft Position (CMP) Sensor 2 -G163- CAMSHAFT POSITION SENSOR, CHECKING 
P0341 Camshaft Position Sensor "A" Circuit Range/Performance Bank 1 or Single Sensor  
P0342 Camshaft Position Sensor "A" Circuit Low, Bank 1 or Single Sensor  
P0343 Camshaft Position Sensor "A" Circuit High, Bank 1 or Single Sensor  
P0345 Camshaft Position Sensor "A" Circuit, Bank 2  
P0346 Camshaft Position Sensor "A" Circuit Range/Performance, Bank 2  
P0347 Camshaft Position Sensor "A" Circuit Low, Bank 2  
P0348 Camshaft Position Sensor "A" Circuit High, Bank 2  
SAE- DTC DTC text Corrective action
P0351 Ignition Coil "A" Primary/Secondary Circuit -- Check Ignition Coil 1 with Power Output Stage -N70-, Ignition Coil 2 with Power Output Stage -N127-, Ignition Coil 3 with Power Output Stage -N291-, Ignition Coil 4 with Power Output Stage -N292-, Ignition Coil 5 with Power Output Stage -N323- to Ignition Coil 8 with Power Output Stage -N326- IGNITION COILS WITH POWER OUTPUT STAGES, CHECKING 
P0352 Ignition Coil "B" Primary/Secondary Circuit  
P0353 Ignition Coil "C" Primary/Secondary Circuit  
P0354 Ignition Coil "D" Primary/Secondary Circuit  
P0355 Ignition Coil "E" Primary/Secondary Circuit  
P0356 Ignition Coil "F" Primary/Secondary Circuit  
P0357 Ignition Coil "G" Primary/Secondary Circuit  
P0358 Ignition Coil "H" Primary/Secondary Circuit  

Additional exhaust regulation 

SAE- DTC DTC text Corrective action
P0412 Secondary Air Injection System Switching Valve "A" Circuit -- Check Secondary Air Injection (AIR) Solenoid Valve -N112- SECONDARY AIR INJECTION VALVE, CHECKING 
P0413 Secondary Air Injection System Switching Valve "A" Circuit Open  
P0414 Secondary Air Injection System Switching Valve "A" Circuit Shorted  
P0418 Secondary Air Injection System Control "A" Circuit -- Check activation of Secondary Air Injection (AIR) Pump Relay -J299- : Refer to appropriate SYSTEM WIRING DIAGRAM.
P0420 Catalyst System Efficiency Below Threshold, Bank 1 -- Check Oxygen Sensors (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION BEFORE CATALYTIC CONVERTER, CHECKING -- Check Oxygen Sensors (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC) OXYGEN SENSORS AND SENSOR REGULATION AFTER CATALYTIC CONVERTER, CHECKING -- Check catalytic converter
P0421 Warm Up Catalyst Efficiency Below Threshold, Bank 1  
P0430 Catalyst System Efficiency Below Threshold, Bank 2  
P0431 Warm Up Catalyst Efficiency Below Threshold, Bank 2  
SAE- DTC DTC text Corrective action
P0440 Evaporative Emission System -- Check EVAP canister system for proper seal EVAP SYSTEM, CHECKING FOR LEAKS -- Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- EVAP CANISTER PURGE REGULATOR VALVE 1, CHECKING -- Check Evaporative Emission (EVAP) Canister Purge Solenoid Valve -N115- EVAP CANISTER PURGE REGULATOR VALVE 2, CHECKING 
P0441 Evaporative Emission System Incorrect Purge Flow  
P0442 Evaporative Emission System Leak Detected (small leak)  
SAE- DTC DTC text Corrective action
P0444 Evaporative Emission System Purge Control Valve Circuit Open -- Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- EVAP CANISTER PURGE REGULATOR VALVE 1, CHECKING 
P0445 Evaporative Emission System Purge Control Valve Circuit Shorted  
P0449 Evaporative Emission System Vent Valve/Solenoid Circuit -- Check Evaporative Emission (EVAP) Canister Purge Solenoid Valve -N115- EVAP CANISTER PURGE REGULATOR VALVE 2, CHECKING 
P0455 Evaporative Emission System Leak Detected (large leak) -- Check EVAP canister system for proper seal EVAP SYSTEM, CHECKING FOR LEAKS -- Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- EVAP CANISTER PURGE REGULATOR VALVE 1, CHECKING -- Check Evaporative Emission (EVAP) Canister Purge Solenoid Valve -N115- EVAP CANISTER PURGE REGULATOR VALVE 2, CHECKING 
P0456 Evaporative Emission System Leak Detected (very small leak)  
SAE- DTC DTC text Corrective action
P0491 Secondary Air Injection System Insufficient Flow, Bank 1 -- Check Secondary Air Injection (AIR) system for proper seal SECONDARY AIR INJECTION SYSTEM, CHECKING FOR LEAKS -- Check Secondary Air Injection (AIR) Solenoid Valve -N112- SECONDARY AIR INJECTION VALVE, CHECKING -- Check activation of Secondary Air Injection (AIR) Pump Relay -J299- : Refer to appropriate SYSTEM WIRING DIAGRAM.
P0492 Secondary Air Injection System Insufficient Flow, Bank 2  
P0498 Evaporative Emission System Vent Valve Control Circuit Low -- Check Evaporative Emission (EVAP) Canister Purge Solenoid Valve -N115- EVAP CANISTER PURGE REGULATOR VALVE 2, CHECKING 
P0499 Evaporative Emission System Vent Valve Control Circuit High  

Speed and idle control 

SAE- DTC DTC text Corrective action
P0501 Vehicle Speed Sensor "A" Range/Performance -- Check speed signal SPEED SIGNAL, CHECKING 
P0506 Idle Air Control System RPM Lower Than Expected -- Throttle Valve Control Module -J338-, checking THROTTLE VALVE CONTROL MODULE, CHECKING 
P0507 Idle Air Control System RPM Higher Than Expected  

Control module and output signals 

SAE- DTC DTC text Corrective action
P0601 Internal Control Module Memory, Check Sum Error -- Replace Motronic Engine Control Module (ECM) -J220- ENGINE CONTROL MODULE, REPLACING 
P0602 Control Module Programming Error  
P0604 Internal Control Module Random Access Memory (RAM) Error  
 
  • with module number 10 - Engine Electronics
 -- Replace Motronic Engine Control Module (ECM) -J220- ENGINE CONTROL MODULE, REPLACING 
 
  • with module number 1A - Transmission Electronics
 -- Replace Transmission Control Module (TCM) -J217- TRANSMISSION CONTROL MODULE, REPLACING 
P0605 Internal Control Module Read Only Memory (ROM) Error  
 
  • with module number 10 - Engine Electronics
 -- Replace Motronic Engine Control Module (ECM) -J220- ENGINE CONTROL MODULE, REPLACING 
 
  • with module number 1A - Transmission Electronics
 -- Replace Transmission Control Module (TCM) -J217- TRANSMISSION CONTROL MODULE, REPLACING 
SAE- DTC DTC text Corrective action
P0606 ECM/PCM Processor -- Replace Motronic Engine Control Module (ECM) -J220- ENGINE CONTROL MODULE, REPLACING 
P0613 TCM Processor -- Replace Transmission Control Module (TCM) -J217- TRANSMISSION CONTROL MODULE, REPLACING 
P0614 ECM / TCM Incompatible  
SAE- DTC DTC text Corrective action
P0638 Throttle Actuator Control Range/Performance, Bank 1 -- Throttle Valve Control Module -J338-, checking THROTTLE VALVE CONTROL MODULE, CHECKING -- Check Throttle Position (TP) Sensor -G79- and Sender -2- for accelerator pedal position -G185- - THROTTLE POSITION SENSOR, CHECKING 
P0685 ECM/PCM Power Relay Control Circuit /Open -- Check Activation of Motronic Engine Control Module (ECM) Power Supply Relay -J271- according to wiring diagram:
P0686 ECM/PCM Power Relay Control Circuit Low  
P0687 ECM/PCM Power Relay Control Circuit High  
P0688 ECM/PCM Power Relay Sense Circuit /Open  

Transmission 

SAE- DTC DTC text Corrective action
P0705 Transmission Range Sensor Circuit Malfunction (PRNDL Input) -- Check Multi-Function Transmission Range (TR) Switch -F125- MULTI-FUNCTION TRANSMISSION RANGE SWITCH, CHECKING 
P0711 Transmission Fluid Temperature Sensor "A" Circuit Range/Performance -- Check Transmission Fluid Temperature Sensor -G93- TRANSMISSION FLUID TEMPERATURE SENSOR, CHECKING 
P0712 Transmission Fluid Temperature Sensor "A" Circuit Low  
P0713 Transmission Fluid Temperature Sensor "A" Circuit High  
P0715 Input/Turbine Speed Sensor "A" Circuit -- Check Sensor for transmission RPM -G182- TRANSMISSION SPEED SENSOR, CHECKING 
P0716 Input/Turbine Speed Sensor "A" Circuit Range/Performance  
SAE- DTC DTC text Corrective action
P0720 Output Speed Sensor Circuit -- Check Sender for transmission output RPM -G195- TRANSMISSION OUTPUT SPEED, CHECKING 
P0721 Output Speed Sensor Circuit Range/Performance  
P0725 Engine Speed Input Circuit -- Check wire connection between Motronic Engine Control Module (ECM) -J220- and Transmission Control Module (TCM) -J217- according to wiring diagram: -- Check Engine Speed (RPM) Sensor -G28- ENGINE SPEED SENSOR, CHECKING 
SAE- DTC DTC text Corrective action
P0729 Gear 6 Incorrect Ratio -- Check ATF level. [For transmission(s) 09D] General Information -- Check solenoid valves (Solenoid Valve 1 -N88- to Solenoid Valve 6 -N93-, Solenoid Valve 9 -N282-, Solenoid Valve 10 -N283-) VALVE BODY SOLENOID VALVES, CHECKING -- Mechanical malfunction in transmission
P0731 Gear 1 Incorrect Ratio  
P0732 Gear 2 Incorrect Ratio  
P0733 Gear 3 Incorrect Ratio  
P0734 Gear 4 Incorrect Ratio  
P0735 Gear 5 Incorrect Ratio  
SAE- DTC DTC text Corrective action
P0743 Torque Converter Clutch Circuit Electrical -- Check Solenoid Valve 4 -N91- VALVE BODY SOLENOID VALVES, CHECKING , Checking solenoid valves in valve body
P0748 Pressure Control Solenoid "A" Electrical -- Check Solenoid Valve 6 -N93- VALVE BODY SOLENOID VALVES, CHECKING , Checking solenoid valves in valve body
P0753 Shift Solenoid "A" Electrical -- Check Solenoid Valve 1 -N88- VALVE BODY SOLENOID VALVES, CHECKING , Checking solenoid valves in valve body
P0798 Pressure Control Solenoid "C" Electrical -- Check Solenoid Valve 5 -N92- VALVE BODY SOLENOID VALVES, CHECKING , Checking solenoid valves in valve body

Transmission 

SAE- DTC DTC text Corrective action
P0811 Excessive Clutch Slippage -- Check ATF level. [For transmission(s) 09D] General Information ATF level, checking and topping off-- Check Solenoid Valve 3 -N90- VALVE BODY SOLENOID VALVES, CHECKING , Checking solenoid valves in valve body-- Check Solenoid Valve 5 -N92- VALVE BODY SOLENOID VALVES, CHECKING , Checking solenoid valves in valve body-- Mechanical malfunction in transmission
P0840 Transmission Fluid Pressure Sensor/Switch "A" Circuit -- Check Sender -1- for hydraulic pressure, automatic transmission -G193- HYDRAULIC PRESSURE SENSORS, CHECKING , Checking sender for hydraulic pressure-- Mechanical malfunction in transmission
P0841 Transmission Fluid Pressure Sensor/Switch "A" Circuit Range/Performance  
P0845 Transmission Fluid Pressure Sensor/Switch "B" Circuit -- Check Sender -2- for hydraulic pressure, automatic transmission -G194- HYDRAULIC PRESSURE SENSORS, CHECKING , Checking sender for hydraulic pressure-- Mechanical malfunction in transmission
P0846 Transmission Fluid Pressure Sensor/Switch "B" Circuit Range/Performance  
SAE- DTC DTC text Corrective action
P0864 TCM Communication Circuit Range/Performance -- Eliminate malfunction in Data-Bus wires or in other Data-Bus components according to wiring diagram:
P0865 TCM Communication Circuit Low  
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