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.
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HOMESERVICE MANUALSCHEVROLET2003VENTURE BASE, VAN CARGO EXTENDEDREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTILOCK BRAKE SYSTEM
2003 Chevrolet Venture Base, Van Cargo Extended
Antilock Brake System
2003 Chevrolet Venture Base, Van Cargo ExtendedSECTION Antilock Brake System
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Anti-Lock Brake System
- Diagnostic System Check - ABS
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- Enhanced Diagnostics
- DTC C1214: System Relay Contact or Coil Circuit Open
- DTC C1216: ABS Inlet Valve Coil RF Circuit Short To Battery
- DTC C1217: Pump Motor Shorted to Ground
- DTC C1218: Pump Motor Circuit Shorted to Voltage or Motor Ground Open
- DTC C1221, C1222, C1223, C1224, C1225, C1226, C1227, C1228, C1232, C1233, C1234, C1235: Wheel Speed Sensor Fault
- DTC C1236: Low System Supply Voltage
- DTC C1237: High System Supply Voltage
- DTC C1238: Brake Thermal Model Exceeded
- DTC C1242, C1243: Pump Motor Circuit Open & BPMV Pump Motor Stalled
- DTC C1254: Abnormal Shutdown Detected
- DTC C1255, C1256: EBCM Internal Malfunction
- DTC C1261, C1262, C1263, C1264, C1265, C1266, C1267, C1268, C1271, C1272, C1273, C1274: Valve Solenoid Malfunction
- DTC C1276, P1644, P1689: Delivered Torque Signal Circuit Malfunction & Traction Control Delivered Torque Output Circuit
- DTC C1277, P1571: Requested Torque Signal Circuit Malfunction & Control Torque Request Circuit
- 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
- ABS Indicator Always On
- ABS Indicator Inoperative
- Traction Off Indicator Always On
- Traction Off Indicator Inoperative
- Repair Instructions
- Description and Operation
- Special Tools & Equipment
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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.