Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2002 Chevrolet Venture PlusFACTORY OEM SERVICE PROCEDURE
Anti-Lock Brake DTCS
ANTI-LOCK BRAKE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC C1214 | SYSTEM RELAY CONTACT OR COIL CIRCUIT OPEN |
| DTC C1216 | ELECTRONIC BRAKE CONTROL RELAY COIL CIRCUIT OPEN |
| DTC C1217 | BPMV PUMP MOTOR RELAY CONTACTS CIRCUIT OPEN |
| DTC C1218 | ELECTRONIC BRAKE CONTROL RELAY COIL CIRCUIT SHORTED TO VOLTAGE |
| DTC C1221, C1222, C1223, C1224, C1225, C1226, C1227, C1228, C1232, C1233, C1234, C1235 | C1221: LF WHEEL SPEED SENSOR INPUT SIGNAL IS 0; C1222: RF WHEEL SPEED SENSOR INPUT SIGNAL IS 0; C1223: LR WHEEL SPEED SENSOR INPUT SIGNAL IS 0; C1224: RR WHEEL SPEED SENSOR INPUT SIGNAL IS 0; C1225: LF EXCESSIVE WHEEL SPEED VARIATION; C1226: RF EXCESSIVE WHEEL SPEED VARIATION; C1227: LR EXCESSIVE WHEEL SPEED VARIATION; C1228: RR EXCESSIVE WHEEL SPEED VARIATION; C1232: LF WHEEL SPEED CIRCUIT OPEN OR SHORTED; C1233: RF WHEEL SPEED CIRCUIT OPEN OR SHORTED; C1234: LR WHEEL SPEED CIRCUIT OPEN OR SHORTED; C1235: RR WHEEL SPEED CIRCUIT OPEN OR SHORTED |
| DTC C1236 | LOW SYSTEM SUPPLY VOLTAGE |
| DTC C1237 | HIGH SYSTEM SUPPLY VOLTAGE |
| DTC C1238 | BRAKE THERMAL MODEL EXCEEDED |
| DTC C1242, C1243 | C1242: PUMP MOTOR CIRCUIT OPEN; C1243: BPMV PUMP MOTOR STALLED |
| DTC C1254 | ABNORMAL SHUTDOWN DETECTED |
| DTC C1255, C1256 | C1255: EBCM INTERNAL MALFUNCTION; C1256: EBCM INTERNAL MALFUNCTION |
| DTC C1261, C1262, C1263, C1264, C1265, C1266, C1267, C1268, C1271, C1272, C1273, C1274 | C1261: LF INLET VALVE SOLENOID MALFUNCTION; C1262: LF OUTLET VALVE SOLENOID MALFUNCTION; C1263: RF INLET VALVE SOLENOID MALFUNCTION; C1264: RF OUTLET VALVE SOLENOID MALFUNCTION; C1265: LR INLET VALVE SOLENOID MALFUNCTION; C1266: LR OUTLET VALVE SOLENOID MALFUNCTION; C1267: RR INLET VALVE SOLENOID MALFUNCTION; C1268: RR OUTLET VALVE SOLENOID MALFUNCTION; C1271: LF TCS MASTER CYLINDER ISOLATION VALVE MALFUNCTION; C1272: LF TCS PRIME VALVE MALFUNCTION; C1273: RF TCS MASTER CYLINDER ISOLATION VALVE MALFUNCTION; C1274: RF TCS PRIME VALVE MALFUNCTION |
| DTC C1276, P1644, P1689 | C1276: DELIVERED TORQUE SIGNAL CIRCUIT MALFUNCTION; P1644: DELIVERED TORQUE OUTPUT CIRCUIT; P1689: TRACTION CONTROL DELIVERED TORQUE CONTROL CIRCUIT |
| DTC C1277, P1571 | C1277: REQUESTED TORQUE SIGNAL CIRCUIT MALFUNCTION; P1571: TCS PWM CIRCUIT NO FREQUENCY |
| DTC C1278 | TCS TEMPORARILY INHIBITED BY PCM |
| DTC C1291 | OPEN BRAKE LAMP SWITCH CONTACTS DURING DECELERATION |
| DTC C1294 | BRAKE LAMP SWITCH CIRCUIT ALWAYS ACTIVE |
| DTC C1295 | BRAKE LAMP SWITCH CIRCUIT OPEN |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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