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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 623 (ANTI-LOCK BRAKE SYSTEM)
2004 Oldsmobile Bravada RWD
Section 623 (Anti-Lock Brake System)
2004 Oldsmobile Bravada RWDSECTION Section 623 (Anti-Lock Brake System)
WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Anti-lock Brake System
- Diagnostic System Check - ABS
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC C0221: Right Front Wheel Speed Sensor Circuit Open; C0222: Right Front Wheel Speed Signal Missing; C0223: Right Front Wheel Speed Signal Erratic; C0225: Left Front Wheel Speed Sensor Circuit Open; C0226: Left Front Wheel Speed Signal Missing; C0227: Left Front Wheel Speed Signal Erratic
- DTC C0229: Drop Out Of Front Wheel Speed Signals
- DTC C0235: Rear Wheel Speed Signal Circuit Open; C0236: Rear Wheel Speed Signal Circuit Missing; C0237: Rear Wheel Speed Signal Erratic; P1504: Vehicle Speed Output Circuit
- DTC C0238: Wheel Speed Mismatch
- DTC C0241: EBCM Control Valve Circuit; C0245: Wheel Speed Sensor Frequency Error; C0254: EBCM Control Valve Circuit
- DTC C0265: EBCM Relay Circuit; C0266: EBCM Relay Circuit
- DTC C0267 or C0268 and C067 or C068: PUMP MOTOR CIRCUIT OPEN/SHORTED; C0268: PUMP MOTOR CIRCUIT OPEN/SHORTED
- DTC C0269: Excessive Dump/Isolation Time; C0274: Excessive Dump/Isolation Time
- DTC C0271: EBCM Malfunction; C0272: EBCM Malfunction; C0273: EBCM Malfunction
- DTC C0281: Brake Switch Circuit
- DTC C0286: Abs Indicator Lamp Circuit Shorted To B+ (Export Models)
- DTC C0286: Abs Indicator Lamp Circuit Shorted To B+ (Domestic Models)
- DTC C0288: Brake Warning Lamp Circuit Shorted To B+
- Symptoms - Anti-lock Brake System
- ABS Indicator Always On (Export)
- ABS Indicator Always On (Domestic)
- ABS Indicator Inoperative
- Repair Instructions
- Description and Operation
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.