Section 116 (Antilock Brake System And Traction Control System)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Antilock Brake System
- Diagnostic System Check - ABS
- Scan Tool Output Controls (W/NW7)
- Scan Tool Output Controls (W/O NW7)
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC C0035 or C0040: Wheel Speed Sensor Circuit
- DTC C0055: Rear Wheel Speed Sensor Circuit
- DTC C0110: Pump Motor Circuit
- DTC C0161: Brake Switch Circuit
- DTC C0201: Antilock Brake System (ABS) Enable Relay Contact Circuit
- DTC C0221, C0222, C0223, C0224, C0225, C0226, C0227: Front Wheel Speed Sensor Circuit
- DTC C0228: Antilock Brake System (ABS) Channel in Release Too Long
- DTC C0229: Drop Out of Front Wheel Speed Signals
- DTC C0235, C0236, C0237 or P0609: Vehicle Speed Signal Circuit
- DTC C0238: Wheel Speed Mismatch
- DTC C0241, C0242, C0243, C0244, C0245, C0246, C0247, C0248, C0249, C0250, C0251, C0252, C0253, C0254 (W/NW7): EBCM Control Valve Circuit
- DTC C0241, C0242, C0243, C0244, C0245, C0246, C0247, C0248, C0249, C0250, C0251, C0252, C0253, C0254 (W/O NW7): EBCM Control Valve Circuit
- DTC C0265 or C0266: EBCM Relay Circuit
- DTC C0267 or C0268: Pump Motor Circuit Open/Shorted
- DTC C0269 or C0274: Excessive Dump/Isolation Time
- DTC C0271, C0272, C0273, C0284: EBCM Malfunction
- DTC C0279: Powertrain Configuration Not Valid
- DTC C0281: Brake Switch Circuit
- DTC C0283: Traction Switch Shorted to Ground
- DTC C0287, P1644, or P1689: Delivered Torque Circuit
- DTC C0290 or C0292: Lost Communications With PCM
- DTC C0291: Lost Communications With BCM
- DTC C0297: Powertrain Configuration Data Not Received
- DTC C0298 or P0856: Requested Torque Signal Circuit
- DTC C0550: ECU Malfunction
- Symptoms - Antilock Brake System
- ABS Indicator Always On
- ABS Indicator Inoperative
- Traction Off Indicator Always On
- Traction Off Indicator Inoperative
- Repair Instructions
- Description and Operation
- ABS Description and Operation (W/O NW7)
- ABS Description and Operation (W/NW7)
- Special Tools and Equipment