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 MANUALSCHEVROLET2003IMPALA BASE, 3.4 EREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTILOCK BRAKE SYSTEM
2003 Chevrolet Impala Base, 3.4 E
Antilock Brake System
2003 Chevrolet Impala Base, 3.4 ESECTION Antilock Brake System
- 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
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- Enhanced Diagnostics
- DTC B2747: Ground On Traction Control Switch Signal Circuit
- DTC C1214: Difference Between The Ignition Voltage And System Voltage
- DTC C1216: Solenoid Of The Wheel Is Releasing For Greater Than 1 Second
- DTC C1217: Pump Motor Voltage
- DTC C1218: Pump Motor Voltage
- DTC C1221, C1222, C1223, C1224, C1225, C1226, C1227, C1228, C1229, C1230, C1231, C1232, C1233, C1234, C1235: Wheel Speed Sensor
- DTC C1236: System Voltage
- DTC C1237: System Voltage High
- DTC C1238: Estimated Brake Rotor Temperature High
- DTC C1242 or C1243: Pump Motor Is Stalled Or Turning Slowly
- DTC C1248: Two Wheel Speed Sensor DTCs On The Same Axle Set
- DTC C1254: KAM & Checksum Mismatch
- DTC C1255 or C1256: Internal EBCM Malfunction
- DTC C1261, C1262, C1263, C1264, C1265, C1266, C1267, C1268, C1269, C1270, C1271, C1272, C1273, C1274: Driver State Mismatch
- DTC C1276, P1644, or P1689: Delivered Torque Signal
- DTC C1277 or P1571: Requested Torque Signal Circuit
- DTC C1278: Engine Control Portion Of The Traction Control Function
- DTC C1291: Stop Lamp Switch Remains Open
- DTC C1294: Stop Lamp Switch Signal
- DTC C1295: Stop Lamp Switch Input Voltage
- DTC C1298: PCM Does Not Receive Any Messages From EBCM
- Symptoms - Antilock Brake System
- ABS Indicator Always On
- ABS Indicator Inoperative
- Traction Off Indicator Always On
- Traction Off Indicator Inoperative
- Repair Instructions
- ABS Automated Bleed Procedure
- Electronic Brake Control Module Replacement
- Brake Pressure Modulator Valve (BPMV) Replacement
- Brake Pressure Modulator Valve (BPMV) Bracket Replacement
- Wheel Speed Sensor Replacement - Front
- Wheel Speed Sensor Replacement - Rear
- Traction Control Switch Replacement (Impala)
- Traction Control Switch Replacement (Monte Carlo)
- Description and Operation
- Special Tools and Equipment
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.