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Diagnostic Trouble Code Definitions

NOTE: Use of Tech 2 scan tool is required to retrieve DTCs. Refer to user reference manual supplied with scan tool.
DIAGNOSTIC TROUBLE CODE DEFINITIONS

DTC Definition
BXXXX (1) VTM Related DTCs
CXXXX (1) EBCM Related DTCs
P0030  Heated Oxygen Sensor Heater Control Circuit - Bank 1 Sensor 1 - DeVille & Seville
P0030  Heated Oxygen Sensor Heater Control Circuit - Bank 1 Sensor 1 - Eldorado
P0036  Heated Oxygen Sensor Heater Control Circuit - Bank 1 Sensor 2 - DeVille & Seville
P0036  Heated Oxygen Sensor Heater Control Circuit - Bank 1 Sensor 2 - Eldorado
P0101  Mass Airflow Sensor System Performance
P0102  Mass Airflow Sensor Circuit Low Frequency
P0103  Mass Airflow Sensor Circuit High Frequency
P0106  Manifold Absolute Pressure System Performance
P0107  Manifold Absolute Pressure Sensor Circuit Low Voltage
P0108  Manifold Absolute Pressure Sensor Circuit High Voltage
P0112  Intake Air Temperature Sensor Circuit Low Voltage
P0113  Intake Air Temperature Sensor Circuit High Voltage
P0117  Engine Coolant Temperature Sensor Circuit Low Voltage
P0118  Engine Coolant Temperature Sensor Circuit High Voltage
P0121  Throttle Position Sensor Circuit Insufficient Activity
P0122  Throttle Position Sensor Circuit Voltage Low
P0123  Throttle Position Sensor Circuit High Voltage
P0125  Engine Coolant Temperature Excessive Time To Reach Closed Loop
P0130  Closed Loop Rationality - Bank 1 Sensor 1
P0131  Heated Oxygen Sensor Circuit Low Voltage - Bank 1 Sensor 1
P0132  Heated Oxygen Sensor Circuit High Voltage - Bank 1 Sensor 1
P0133  Heated Oxygen Sensor Slow Response - Bank 1 Sensor 1
P0134  Heated Oxygen Sensor Insufficient Activity - Bank 1 Sensor 1
P0135  Heated Oxygen Sensor Heater Circuit - Bank 1 Sensor 1
P0137  Heated Oxygen Sensor Circuit Low Voltage - Bank 1 Sensor 2
P0138  Heated Oxygen Sensor Circuit High Voltage - Bank 1 Sensor 2
P0140  Heated Oxygen Sensor Insufficient Activity - Bank 1 Sensor 2
P0141  Heated Oxygen Sensor Heater Circuit - Bank 1 Sensor 2
P0150  Closed Loop Rationality - Bank 2 Sensor 1
P0151  Heated Oxygen Sensor Circuit Low Voltage - Bank 2 Sensor 1
P0152  Heated Oxygen Sensor Circuit High Voltage - Bank 2 Sensor 1
P0153  Heated Oxygen Sensor Slow Response - Bank 2 Sensor 1
P0154  Heated Oxygen Sensor Circuit Insufficient Activity - Bank 2 Sensor 1
P0155  Heated Oxygen Sensor Heater Circuit - Bank 2 Sensor 1
P0171  Fuel Trim System Lean - Bank 1
P0172  Fuel Trim System Rich - Bank 1
P0174  Fuel Trim System Lean - Bank 2
P0175  Fuel Trim System Rich - Bank 2
P0201  Injector No. 1 Control Circuit
P0202  Injector No. 2 Control Circuit
P0203  Injector No. 3 Control Circuit
P0204  Injector No. 4 Control Circuit
P0205  Injector No. 5 Control Circuit
P0206  Injector No. 6 Control Circuit
P0207  Injector No. 7 Control Circuit
P0208  Injector No. 8 Control Circuit
P0218 (2) Transaxle Overtemperature
P0230  Fuel Pump Control Circuit
P0300  Engine Misfire Detected
P0325  Knock Sensor Module Circuit
P0326  Knock Sensor Circuit Excessive Spark Retard
P0327  Knock Sensor Low Voltage
P0335  Crankshaft Position Sensor "A" Circuit
P0336  Crankshaft Position Sensor "A" Performance
P0340  Camshaft Position Sensor Circuit
P0341  Camshaft Position Sensor Performance
P0351  Ignition Coil No. 1 Control Circuit
P0352  Ignition Coil No. 2 Control Circuit
P0353  Ignition Coil No. 3 Control Circuit
P0354  Ignition Coil No. 4 Control Circuit
P0355  Ignition Coil No. 5 Control Circuit
P0356  Ignition Coil No. 6 Control Circuit
P0357  Ignition Coil No. 7 Control Circuit
P0358  Ignition Coil No. 8 Control Circuit
P0385  Crankshaft Position Sensor "B" Circuit
P0386  Crankshaft Position Sensor "B" Performance
P0401  Exhaust Gas Recirculation Flow Insufficient
P0403  Exhaust Gas Recirculation Solenoid Control Circuit
P0404  Exhaust Gas Recirculation Open Position Performance
P0405  Exhaust Gas Recirculation Position Sensor Circuit Low Voltage
P0410  Secondary Air Injection
P0412  Secondary Air Injection Solenoid Relay Control Circuit
P0418  Secondary Air Injection Pump Relay Control Circuit
P0420  Catalyst System Low Efficiency
P0440  Evaporative Emission System
P0442  Evaporative Emission System Small Leak Detected
P0443  Evaporative Emission Purge Valve 1 Control Circuit
P0446  Evaporative Emission Vent Valve Control System
P0449  Evaporative Emission Vent Valve Control Circuit
P0452  Fuel Tank Pressure Sensor Circuit - Low Voltage
P0453  Fuel Tank Pressure Sensor Circuit - High Voltage
P0461 (3) Fuel Level Sensor Circuit Performance
P0462 (3) Fuel Level Sensor Circuit - Low Voltage
P0463 (3) Fuel Level Sensor Circuit - High Voltage
P0480  Cooling Fan Relay No. 1 Control Circuit
P0481  Cooling Fan Relay No. 2 Control Circuit
P0502 (2) Vehicle Speed Sensor Circuit - Low Input
P0503 (2) Vehicle Speed Sensor Circuit Intermittent
P0506  Idle Speed Low
P0507  Idle Speed High
P0532 (4) A/C Pressure Sensor Circuit Low Voltage
P0533 (4) A/C Pressure Sensor Circuit High Voltage
P0560  System Voltage
P0562  System Voltage Low
P0563  System Voltage High
P0574 (5) Cruise Control Malfunction
P0601  Control Module Read Only Memory
P0602  Control Module Not Programed
P0603  Control Module Long Term Memory Reset
P0604  Control Module Random Access Memory
P0606  Control Module Internal Performance
P0615 (6) Starter Relay Control Circuit
P0621 (7) Generator L-Terminal Circuit
P0622 (7) Generator F-Terminal Circuit
P0650  Malfunction Indicator Light Control Circuit
P0711 (2) Transmission Fluid Temperature Sensor Circuit Performance
P0712 (2) Transmission Fluid Temperature Sensor Circuit - Low Input
P0713 (2) Transmission Fluid Temperature Sensor Circuit - High Input
P0716 (2) Input Speed Sensor Circuit Intermittent
P0717 (2) Input Speed Sensor Circuit - Low Input
P0719 (2) Brake Switch Circuit - Low Input
P0724(2) Brake Switch Circuit - High Input
P0731(2) Incorrect First Gear Ratio
P0732 (2) Incorrect Second Gear Ratio
P0733 (2) Incorrect Third Gear Ratio
P0734 (2) Incorrect Fourth Gear Ratio
P0741 (2) Torque Converter Clutch Circuit Inoperative - Stuck Off
P0742 (2) Torque Converter Clutch Circuit Inoperative - Stuck On
P0748 (2) Pressure Control Solenoid Electrical Malfunction
P0751 (2) 1-2 Shift Solenoid Valve Performance - Stuck Off
P0752 (2) 1-2 Shift Solenoid Valve Performance - Stuck On
P0756 (2) 2-3 Shift Solenoid Performance - Stuck Off
P0757 (2) 2-3 Shift Solenoid Performance - Stuck On
P1031  HO2S Heater Current Monitor Control Circuit - Banks 1 & 2, Sensor 1
P1032  HO2S Heater Warm-Up Control Circuit - Banks 1 & 2, Sensor 1
P1106  Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage
P1107  Manifold Absolute Pressure Sensor Circuit Intermittent Low Voltage
P1111  Intake Air Temperature Sensor Circuit Intermittent High Voltage
P1112  Intake Air Temperature Sensor Circuit Intermittent Low Voltage
P1114  Engine Coolant Temperature Sensor Circuit Intermittent Low Voltage
P1115  Engine Coolant Temperature Sensor Circuit Intermittent High Voltage
P1121  Throttle Position Sensor Circuit Intermittent High Voltage
P1122  Throttle Position Sensor Circuit Intermittent Low Voltage
P1133  Heated Oxygen Sensor Insufficient Switching - Bank 1 Sensor 1
P1134  Heated Oxygen Sensor Transition Time Ratio - Bank 1 Sensor 1
P1153  Heated Oxygen Sensor Insufficient Switching - Bank 2 Sensor 1
P1154  Heated Oxygen Sensor Transition Time Ratio - Bank 2 Sensor 1
P1189 (3) Engine Oil Pressure Switch Circuit Failure
P1258  Engine Coolant Overtemperature - Protection Mode Active
P1336  Crankshaft Position System Variation Not Learned
P1359  Ignition Coil Group 1 Control Circuit
P1360  Ignition Coil Group 2 Control Circuit
P1372  Crankshaft Position Sensor "A" & "B" Correlation
P1380  Misfire Detected - Rough Road Data Not Available
P1381  Misfire Detected - No Communication With Brake Control Module
P1404  Exhaust Gas Recirculation Closed System Performance
P1415  Secondary Air Injection System Bank 1
P1416  Secondary Air Injection System Bank 2
P1441  Evaporative Emission System Flow During Non-Purge
P1531 (4) A/C Refrigerant Low Temperature Sensor Signal Circuit
P1536(4) Engine Coolant Overtemperature - A/C Disabled
P1540 (4) A/C Pressure Too High
P1545 (4) A/C Clutch Relay Control Circuit
P1554 (5) Cruise Control Status Circuit
P1560 (5) Cruise Control - Transaxle Not In Drive
P1564 (5) Cruise Control - Acceleration Too High
P1566 (5) Cruise Control -Engine RPM Too High
P1567 (5) Cruise Control - Active Braking Control System Active
P1570 (5) Cruise Control - Traction Control Active
P1571 (8) Traction Control Torque Request Circuit
P1574 (5) Stoplight Switch Control Circuit
P1575  Extended Travel Brake Switch Circuit Voltage High
P1585 (5) Cruise Control - Inhibit Signal Circuit Malfunction
P1617 (3) Engine Oil Level Switch Circuit
P1621  Powertrain Control Module Memory Performance
P1624  Customer Snapshot Requested - Data Available
P1630 (9) Theft Deterrent System Learn Mode Active
P1631 (9) Theft Deterrent Fuel Enable Signal Not Correct
P1635  5-Volt Reference 1 Circuit
P1639  5-Volt Reference 2 Circuit - DeVille & Seville
P1639  5-Volt Reference 2 Circuit - Eldorado
P1644 (8) Delivered Torque Output Circuit
P1652 Delivered Torque Output Circuit
P1811 (2) Maximum Adapt & Long Shift
P1814 (2) High Throttle Angle & Low Vehicle Speed
P1820 (2) Internal Mode Switch Circuit A Low
P1822 (2) Internal Mode Switch Circuit B High
P1823 (2) Internal Mode Switch Circuit P Low
P1825 (2) Internal Mode Switch - Invalid Range
P1842 (2) 1-2 Shift Solenoid Circuit Low Voltage
P1843 (2) 1-2 Shift Solenoid Circuit High Voltage
P1845 (2) 2-3 Shift Solenoid Circuit Low Voltage
P1847 (2) 2-3 Shift Solenoid Circuit High Voltage
P1860 (2) TCC PWM Solenoid Circuit Electrical Malfunction
P1868 (2) Transmission Fluid Life
UXXXX (1) Communication Malfunction DTCs
(1) Diagnose DTCs as necessary. See DIAGNOSTIC TROUBLE CODE DEFINITIONS in appropriate BODY CONTROL MODULES article in ACCESSORIES & EQUIPMENT.
(2) See appropriate ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS.
(3) See appropriate INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT.
(4) See appropriate A/C-HEATER SYSTEMS article in AIR CONDITIONING & HEATING.
(5) See appropriate CRUISE CONTROL SYSTEMS article in ACCESSORIES & EQUIPMENT.
(6) See appropriate STARTERS article in STARTING & CHARGING SYSTEMS.
(7) See appropriate GENERATORS & REGULATORS article in STARTING & CHARGING SYSTEMS.
(8) See appropriate ANTI-LOCK article in BRAKES.
(9) See appropriate ANTI-THEFT SYSTEMS article in ACCESSORIES & EQUIPMENT.