LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2007 >> Optra LS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.8L (LDA) >> Diagnostic Information and Procedures >> Diagnostic Code Index
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Code Index

DIAGNOSTIC CODE INDEX

DTC Description
DTC P0016 or P0340  P0016: Camshaft Position (CMP) Sensor Performance
P0340: Camshaft Position (CMP) Sensor Circuit
DTC P0106  P0106: Manifold Absolute Pressure (MAP) Sensor Performance
DTC P0107 or P0108  P0107: Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
P0108: Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0112 or P0113  P0112: Intake Air Temperature (IAT) Sensor Circuit Low Voltage
P0113: Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0117 or P0118  P0117: Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
P0118: Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0122 or P0123  P0122: Throttle Position (TP) Sensor 1 Circuit Low Voltage
P0123: Throttle Position (TP) Sensor 1 Circuit High Voltage
DTC P0131 or P0132  P0131: HO2S Circuit Low Voltage Sensor 1
P0132: HO2S Circuit High Voltage Sensor 1
DTC P0133, P1133, or P1134  P0133: HO2S Slow Response Sensor 1
P1133: HO2S Insufficient Switching Sensor 1
P1134: HO2S Transition Time Ratio Sensor 1
DTC P0134 or P0140  P0134: HO2S Circuit Insufficient Activity Sensor 1
P0140: HO2S Circuit Insufficient Activity Sensor 2
DTC P0135 or P0141  P0135: HO2S Heater Performance Sensor 1
P0141: HO2S Heater Performance Sensor 2
DTC P0137 or P0138  P0137: HO2S Circuit Low Voltage Sensor 2
P0138: HO2S Circuit High Voltage Sensor 2
DTC P0171 or P0172  P0171: Fuel Trim System Lean
P0172: Fuel Trim System Rich
DTC P0201, P0202, P0203, or P0204  P0201: Injector 1 Control Circuit
P0202: Injector 2 Control Circuit
P0203: Injector 3 Control Circuit
P0204: Injector 4 Control Circuit
DTC P0300  P0300: Engine Misfire Detected
DTC P0315  P0315: Crankshaft Position (CKP) System Variation Not Learned
DTC P0317  P0317: Rough Road Signal Not Detected
DTC P0324  P0324: Knock Sensor (KS) Module Performance
DTC P0325 (European Emissions)  P0325: Knock Sensor (KS) Circuit
DTC P0325 (Non-European Emissions)  P0325: Knock Sensor (KS) Module Performance
DTC P0335 or P0336  P0335: Crankshaft Position (CKP) Sensor Circuit
P0336: Crankshaft Position (CKP) Sensor Performance
DTC P0351 or P0352  P0351: Ignition Coil 1 and 4 Control Circuit
P0352: Ignition Coil 2 and 3 Control Circuit
DTC P0400, P0401, P0402, or P1402  P0401: Exhaust Gas Recirculation (EGR) Flow Insufficient
P0402: Exhaust Gas Recirculation (EGR) Flow Excessive
DTC P0403, P0404, P0405, P0406, or P042E  P0404: Exhaust Gas Recirculation (EGR) Open Position Performance
P0405: Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage
P0406: Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage
P042E: Exhaust Gas Recirculation (EGR) Closed Position Performance
DTC P0420  P0420: Catalyst System Low Efficiency
DTC P0443  P0443: Evaporative Emission (EVAP) Purge Solenoid Control Circuit
DTC P0502  P0502: Vehicle Speed Sensor (VSS) Circuit
DTC P0506 or P0507  P0506: Idle Speed Low
P0507: Idle Speed High
DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610  P0601: Control Module Read Only Memory (ROM)
P0602: Control Module Not Programmed
P0606: Control Module Internal Performance
P2610: Control Module Ignition Off Timer Performance
DTC P0660  P0660: Intake Manifold Tuning (IMT) Valve Solenoid Control Circuit
DTC P0700  P0700: Transmission Control Module (TCM) Requested MIL Illumination
DTC P1166  P1166: HO2S Circuit Low Voltage During Power Enrichment Sensor 1
DTC P1391, P1392, or P1393  P1391: Rough Road Sensor Performance
P1392: Rough Road Sensor Circuit Low Voltage
P1393: Rough Road Sensor Circuit High Voltage
DTC P1396 or P1397  P1396: Wheel Speed Sensor Circuit Performance
P1397: Wheel Speed Sensor Circuit
DTC P2297  P2297: HO2S Circuit High Voltage During Decel Fuel Cut-Off (DFCO) Sensor 1