DTC Definitions
GENERAL MOTORS (P1188 - P1320)
Code
P1188
Engine Oil Pressure Sensor Circuit Voltage High (1997 Corvette)
P1189
Engine Oil Pressure Switch Circuit
P1200
Injector Control Circuit
P1214
Injection Pump Timing Offset
P1215
Generator Driver Circuit
P1216
Fuel Solenoid Response Time Too Short
P1217
Fuel Solenoid Response Time Too Long
P1218
Injection Pump Calibration Circuit
P1220
Throttle Position (TP) Sensor 2 Circuit Fault
P1221
TP Sensor 1, 2 Performance
P1222
Injector Control Circuit Intermittent
P1250
Early Fuel Evaporative (EFE) Heater Circuit
P1257
Boost Control Condition/Supercharge System Overboost
P1260
Fuel Pump Speed Relay Control Circuit
P1271
Accelerator Pedal Position Sensor 1-2 Correlation
P1272
Accelerator Pedal Position Sensor 2-3 Correlation
P1273
Accelerator Pedal Position Sensor 1-3 Correlation
P1275
Boost Control Condition (except 1997-98 Corvette)
P1275
Accelerator Pedal Positioning (APP) Sensor 1 Circuit (1997-98
Corvette)
P1276
Accelerator Pedal Positioning (APP) Sensor 1 Circuit
Performance
P1280
Accelerator Pedal Positioning (APP) Sensor 2 Circuit
P1281
Accelerator Pedal Positioning (APP) Sensor 2 Circuit
Performance
P1285
Accelerator Pedal Positioning (APP) Sensor 2 Circuit
P1286
Accelerator Pedal Positioning (APP) Sensor 2 Circuit
Performance
P1300
Ignition Coil 1 Primary Feedback Circuit
P1305
Ignition Coil 2 Primary Feedback Circuit
P1310
Ignition Coil 3 Primary Feedback Circuit
P1315
Ignition Coil 4 Primary Feedback Circuit
P1320
ICM 4X Reference Circuit Too Many Pulses (except 1996-98
4.0L)
P1320
ICM 4X Reference Circuit Intermittent No Pulses (1996-98
4.0L)
84
Definition
OBD 2
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