2001 Corvette: Diagnostic Trouble Codes


DTC B0016
RF/Passenger Frontal Deployment Loop (Single Stage or Stage 1) Resistance Low

DTC B0017
RF/Passenger Frontal Deployment Loop (Single Stage or Stage 1) Open

DTC B0018
RF/Passenger Frontal Deployment Loop (Single Stage or Stage 1) Short to Ground/Voltage Out of Range

DTC B0022
LF/Driver Frontal Deployment Loop (Single Stage or Stage 1) Resistance Low

DTC B0024
LF/Driver Frontal Deployment Loop (Single Stage or Stage 1) Short to Ground/Voltage Out of Range

DTC B0026
LF/Driver Frontal Deployment Loop (Single Stage or Stage 1) Open

DTC B0051
Deployment Commanded

DTC B0053
Deployment Commanded with Loop Malfunctions Present

DTC B0090
Active Switch Voltage Out of Range

DTC B0091
Active Switch: Wrong State

DTC B0432
Rear Defogger Relay Circuit

DTC B0433
Rear Defogger Relay Circuit

DTC B0502
RH DRL Relay Circuit

DTC B0503
RH DRL Relay Circuit

DTC B0507
LH DRL Relay Circuit

DTC B0508
LH DRL Relay Circuit

DTC B0516
Speedometer Signal Circuit Malfunction

DTC B0521
Tachometer Signal Circuit Malfunction

DTC B0605
BCM Internal Memory Malfunction

DTC B0846
Battery 2 Out of Range

DTC B0846 or B0851
Battery Out of Range

DTC B0851
Battery 1 Out of Range

DTC B0856
+5 Volt Reference Out of Range

DTC B1000
ECU Malfunction

DTC B1001
Option Configuration Error

DTC B1512-B1537
Driver Information Center (DIC) Switch Circuit

DTC B1542
Oil Temperature Circuit Short to Ground

DTC B1543
Oil Temperature Circuit Open

DTC B2172, B2177, B2182, B2187, B2192, or B2197
Power Seat Switch Circuit

DTC B2202-B2208
Window Switch Circuit

DTC B2222-B2224
Mirror Select Switch Circuit

DTC B2226-B2234
Mirror Switch Circuit

DTC B2236-B2239
Door Lock Switch Circuit

DTC B2242-B2244
Memory Switch Circuit

DTC B2252-B2253
Door Key Cylinder Circuit

DTC B2262-B2265
Mirror Position Sensor Signal Circuit

DTC B2272-B2273
Mirror Motor Control Circuit

DTC B2274-B2275
Window Motor Control Circuit

DTC B2276-B2277
Door Lock Control Circuit

DTC B2278-B2279
Door Switch Control Circuit

DTC B2282
Battery #1 Circuit

DTC B2282-B2285
Battery Supply Voltage Circuit

DTC B2283
Battery #1 Circuit

DTC B2284
Battery #2 Circuit

DTC B2285
Battery #2 Circuit

DTC B2286-B2287
Mirror Position Sensor Circuit

DTC B2403
Front Fog Lamp Switch Circuit

DTC B2408
Rear Fog Lamp Switch Circuit

DTC B2482
Backup Lamp Relay Circuit

DTC B2483
Backup Lamp Relay Circuit

DTC B2527
Horn Relay Circuit

DTC B2528
Horn Relay Circuit

DTC B2567
Folding Top Release Switch Circuit

DTC B2573
Hatch Release Switch Circuit

DTC B2578
Right Front Turn Signal Monitor Circuit

DTC B2583
Left Front Turn Signal Monitor Circuit

DTC B2587
Column Lock/Unlock Drive A

DTC B2588
Column Lock/Unlock Drive A

DTC B2592
Column Lock/Unlock Drive B

DTC B2593
Column Lock/Unlock Drive B

DTC B2597
Traction Control System Switch Circuit

DTC B2600
Seat Motor to Battery Voltage

DTC B2605-B2607
Seat Position Sensor Circuit

DTC B2647
Ambient Light Sensor Circuit Low

DTC B2648
Ambient Light Sensor Circuit High

DTC B2721
PASS-Key Detection Circuit

DTC B2722
PASS-Key Detection Circuit

DTC B2723
PASS-Key Detection Circuit

DTC B2735
PASS-Key Programming Mode Active

DTC B2795
Suspension Control Select Switch Circuit Malfunction

DTC B2852
Telescoping Column In Switch Shorted to Ground

DTC B2857
Telescoping Column Out Switch Shorted to Ground

DTC B2860
Telescoping Column Position Sensor Failure

DTC B3109
Keyless Entry Transmitter Low Battery

DTC B3577
Suspension Control Select Switch Contact Malfunction

DTC C0550
ECU Malfunction

DTC C0563
Calibration ROM Checksum Error

DTC C0615, C0620, C0625 or C0630
Suspension Position Sensor Circuit

DTC C0665
Chassis Pitch Signal Circuit

DTC C0690
Damper Control Relay Circuit Malfunction

DTC C0691
Damper Control Relay Circuit Range

DTC C0693
Damper Control Relay Circuit High

DTC C0695
Position Sensor Overcurrent (8 volt supply)

DTC C0710
Steering Position Signal Malfunction

DTC C0750, C0755, C0760, or C0765
Tire Pressure Sensor Circuit

DTC C1214
Solenoid Valve Relay Contact or Coil Circuit Open

DTC C1217
Pump Motor Relay Contact Circuit Open

DTC C1218
Pump Motor Circuit Shorted to Voltage or Motor Ground Open

DTC C1221-C1235
Wheel Speed Sensor Circuit

DTC C1236
Low System Supply Voltage

DTC C1237
High System Supply Voltage

DTC C1241
MAGNA STEER Circuit Malfunction

DTC C1242 or C1243
Pump Motor Circuit

DTC C1247
Brake Pressure Differential Switch Activated

DTC C1248
DRP Disabled

DTC C1254
Abnormal Shutdown Detected

DTC C1255 or C1256
ECU Malfunction

DTC C1261-C1274
EBCM Internal Solenoid Circuit

DTC C1276, P1644, or P1689
Delivered Torque Circuit

DTC C1277 or P1571
Powertrain Indicated Traction Control Malfunction

DTC C1278
TCS Temporarily Inhibited By PCM

DTC C1281, C1283, or C1286
VSES Sensors Uncorrected

DTC C1282
Yaw Rate Sensor Bias Circuit Malfunction

DTC C1284 or C1285
Lateral Accelerometer Circuit

DTC C1287 or C1288
Steering Position Sensor Circuit

DTC C1291
Open Brake Lamp Switch Contacts During Deceleration

DTC C1292, C1293, or C1296
Master Cylinder Pressure Sensor Circuit

DTC C1294
Brake Lamp Switch Circuit Always Active

DTC C1295
Brake Lamp Switch Circuit Open

DTC P0101
Mass Air Flow (MAF) Sensor Performance

DTC P0102
Mass Air Flow (MAF) Sensor Circuit Low Frequency

DTC P0103
Mass Air Flow (MAF) Sensor Circuit High Frequency

DTC P0106
Manifold Absolute Pressure (MAP) Sensor Performance

DTC P0107
Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage

DTC P0108
Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage

DTC P0112
Intake Air Temperature (IAT) Sensor Circuit Low Voltage

DTC P0113
Intake Air Temperature (IAT) Sensor Circuit High Voltage

DTC P0117
Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

DTC P0118
Engine Coolant Temperature (ECT) Sensor Circuit High Voltage

DTC P0125
Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control

DTC P0128
Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature

DTC P0131 or P0151
HO2S Circuit Low Voltage

DTC P0132 or P0152
HO2S Circuit High Voltage

DTC P0133 or P0153
HO2S Slow Response

DTC P0134 or P0154
HO2S Circuit Insufficient Activity

DTC P0135, P0141, P0155, or P0161
HO2S Heater Performance

DTC P0137 or P0157
HO2S Circuit Low Voltage

DTC P0138 or P0158
HO2S Circuit High Voltage

DTC P0140 or P0160
HO2S Circuit Insufficient Activity

DTC P0171 or P0174
Fuel Trim System Lean

DTC P0172 or P0175
Fuel Trim System Rich

DTC P0200
Injector Control Circuit

DTC P0218
Transmission Fluid Overtemperature

DTC P0230
Fuel Pump Relay Control Circuit

DTC P0300
Engine Misfire Detected

DTC P0325
Knock Sensor Module Performance

DTC P0335
Crankshaft Position (CKP) Sensor Circuit

DTC P0336
Crankshaft Position (CKP) Sensor Performance

DTC P0341
Camshaft Position (CMP) Sensor Performance

DTC P0342
Camshaft Position (CMP) Sensor Circuit Low Voltage

DTC P0343
Camshaft Position (CMP) Sensor Circuit High Voltage

DTC P0351-P0358
Ignition Coil Control Circuit

DTC P0410
Secondary Air Injection (AIR) System

DTC P0418
Secondary Air Injection (AIR) Pump Relay Control Circuit

DTC P0420 or P0430
Catalyst System Low Efficiency

DTC P0440
Evaporative Emission (EVAP) System

DTC P0442
Evaporative Emission (EVAP) System Small Leak Detected

DTC P0443
Evaporative Emission (EVAP) Purge Solenoid Control Circuit

DTC P0446
Evaporative Emission (EVAP) Vent System Performance

DTC P0449
Evaporative Emission (EVAP) Vent Solenoid Control Circuit

DTC P0452
Fuel Tank Pressure Sensor Circuit Low Voltage

DTC P0453
Fuel Tank Pressure Sensor Circuit High Voltage

DTC P0461
Fuel Level Sensor Performance

DTC P0462
Fuel Level Sensor Circuit Low Voltage

DTC P0463
Fuel Level Sensor Circuit High Voltage

DTC P0480
Cooling Fan Relay 1 Control Circuit

DTC P0481
Cooling Fan Relay 2 and 3 Control Circuit

DTC P0500
Vehicle Speed Sensor (VSS) Circuit

DTC P0502
Vehicle Speed Sensor (VSS) Circuit Low Input

DTC P0503
Vehicle Speed Sensor (VSS) Circuit Intermittent

DTC P0506
Idle Speed Low

DTC P0507
Idle Speed High

DTC P0522
Engine Oil Pressure (EOP) Sensor Circuit Low Voltage

DTC P0523
Engine Oil Pressure (EOP) Sensor Circuit High Voltage

DTC P0530
Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit

DTC P0562
System Voltage Low

DTC P0563
System Voltage High

DTC P0567
Cruise Control Resume Switch Circuit

DTC P0568
Cruise Control Set Switch Circuit

DTC P0571
Cruise Control Brake Switch Circuit

DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, or P1683
ECU Malfunction

DTC P0608
Vehicle Speed Output Circuit

DTC P0645
Air Conditioning (A/C) Clutch Relay Control Circuit

DTC P0650
Malfunction Indicator Lamp (MIL) Control Circuit

DTC P0654
Engine Speed Output Circuit

DTC P0704
Clutch Switch Circuit

DTC P0706
Trans Range Switch Performance

DTC P0711
TFT Sensor Circuit Range/Performance

DTC P0712
Transmission Fluid Temperature (TFT) Sensor Circuit Low Input

DTC P0713
Transmission Fluid Temperature (TFT) Sensor Circuit High Input

DTC P0719
Brake Switch Circuit Low Input

DTC P0724
Brake Switch Circuit High Input

DTC P0740
TCC Enable Solenoid Circuit Electrical

DTC P0742
TCC System Stuck On

DTC P0748
Pressure Control Solenoid Circuit Electrical

DTC P0751
1-2 Shift Solenoid Valve Performance

DTC P0752
1-2 Shift Solenoid (SS) Valve Performance - No Second Or Third Gear

DTC P0753
1-2 Shift Solenoid Circuit Electrical

DTC P0756
2-3 Shift Solenoid Valve Performance

DTC P0757
2-3 Shift Solenoid (SS) Valve Performance - No Third Or Fourth Gear

DTC P0758
2-3 Shift Solenoid Circuit Electrical

DTC P0785
3-2 Shift Solenoid Circuit Electrical

DTC P0801
Reverse Inhibit Solenoid Control Circuit

DTC P0803
Skip Shift Solenoid Control Circuit

DTC P0804
Skip Shift Lamp Control Circuit

DTC P1111
Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage

DTC P1112
Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage

DTC P1114
Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage

DTC P1115
Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage

DTC P1120
Throttle Position (TP) Sensor 1 Circuit

DTC P1125
Accelerator Pedal Position (APP) System

DTC P1133 or P1153
HO2S Insufficient Switching

DTC P1134 or P1154
HO2S Transition Time Ratio

DTC P1220
Throttle Position (TP) Sensor 2 Circuit

DTC P1221
Throttle Position (TP) Sensor 1- 2 Correlation

DTC P1258
Engine Coolant Overtemperature - Protection Mode Active

DTC P1275
Accelerator Pedal Position (APP) Sensor 1 Circuit

DTC P1276
Accelerator Pedal Position (APP) Sensor 1 Performance

DTC P1280
Accelerator Pedal Position (APP) Sensor 2 Circuit

DTC P1281
Accelerator Pedal Position (APP) Sensor 2 Performance

DTC P1285
Accelerator Pedal Position (APP) Sensor 3 Circuit

DTC P1286
Accelerator Pedal Position (APP) Sensor 3 Performance

DTC P1336
Crankshaft Position (CKP) System Variation Not Learned

DTC P1380
Misfire Detected - Rough Road Data Not Available

DTC P1381
Misfire Detected - No Communication with Brake Control Module

DTC P1415 or P1416
Secondary Air Injection (AIR) System

DTC P1431
Fuel Level Sensor 2 Performance

DTC P1432
Fuel Level Sensor 2 Circuit Low Voltage

DTC P1433
Fuel Level Sensor 2 Circuit High Voltage

DTC P1441
Evaporative Emission (EVAP) System Flow During Non-Purge

DTC P1514
Throttle Body Performance

DTC P1515
Control Module Throttle Actuator Position Performance

DTC P1516
Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance

DTC P1517
Throttle Actuator Control (TAC) Module Performance

DTC P1518
Throttle Actuator Control (TAC) Module Serial Data Circuit

DTC P1574
Stoplamp Switch Circuit

DTC P1575
Extended Travel Brake Switch Circuit

DTC P1626
Theft Deterrent Fuel Enable Signal Lost

DTC P1630
Theft Deterrent Learn Mode Active

DTC P1631
Theft Deterrent Start Enable Signal Not Correct

DTC P1635
5 Volt Reference 1 Circuit

DTC P1637
Generator L-Terminal Circuit

DTC P1638
Generator F-Terminal Circuit

DTC P1639
5 Volt Reference 2 Circuit

DTC P1652
Powertrain Induced Chassis Pitch Output Circuit

DTC P1810
TFP Valve Position Switch Circuit

DTC P1860
TCC PWM Solenoid Circuit Electrical

DTC P1870
Transmission Component Slipping

DTC U1000 and U1255
Class 2 Communication Malfunction

DTC U1001-U1254
Lost Communication with XXX

DTC U1300
Class 2 Short to Ground

DTC U1301
Class 2 Short to Battery



Article ID: 226
Created: July 14, 2014
Last Updated: July 14, 2014

Online URL: https://www.corvetteactioncenter.com/tech/knowledgebase/article/2001-corvette-diagnostic-trouble-codes-226.html