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C1242–G SENSOR INPUT SIGNAL PERFORMANCE For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes DYNAMICS SENSOR INSTALLATION DYNAMICS SENSOR OR ANTI-LOCK BRAKE MODULE ANTI-LOCK BRAKES MODULE Diagnostic Test 1. VERIFY DTC IS ACTIVE Turn the ignition on. 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 THE DYNAMICS SENSOR INSTALLATION NOTE: Dynamics Sensor installation and mounting bolt torque is crucial for proper operation. Check the Dynamics Sensor for damaged, modified, and bent mounting brackets. Check the Dynamics Sensor mounting bolts for a loose or over tightened condition. Were any problems found? Yes >> Repair as necessary. Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE). No >> NOTE: Vehicles without a Dynamics Sensor replace Anti-Lock Brake Module. Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE). PM BRAKES - ABS ELECTRICAL DIAGNOSTICS 5 - 241 |