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C123B–ESP SYSTEM CONTROL TOO LONG For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes HYDRAULIC/BRAKE ISSUE DYNAMICS SENSOR INTEGRATED CONTROL MODULE Diagnostic Test 1. VERIFY DTC IS ACTIVE NOTE: If other DTC’s are set they must be repaired before continuing. This DTC must be active for the With the scan tool, read and record ABS DTCs. With the scan tool, read and record Environmental Data (EV Data). With the scan tool, erase ABS DTCs. Cycle the ignition switch. WARNING: To avoid personal injury or death, check brake capability is available before road testing. Park the vehicle. With the scan tool, read ABS DTCs. Does this DTC reset? Yes >> Go To 2 No >> Perform the ABS Intermittent Condition diagnostic procedure in this Section. Refer to the ABS-INTERMITTENT CONDITION TEST. (Refer to 5 - BRAKES - DIAGNOSIS AND TEST- 2. CHECK HYDRAULIC SYSTEM & BRAKE SYSTEM COMPONENT INSTALLATION & FUNCTION Verify that the Anti-Lock Brakes Module and Hydraulic Control Unit are properly installed. Verify that the hydraulic system is properly filled and bled. Verify that the brake system components are installed and functioning properly. Were any problems found? Yes >> Repair as necessary. Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE). No >> Replace the Dynamics Sensor in accordance with the Service Information. Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE). PM BRAKES - ABS ELECTRICAL DIAGNOSTICS 5 - 233 |