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ABS VERIFICATION TEST — VER 1 Diagnostic Test 1. ABS VERIFICATION TEST — VER 1 1. Turn the ignition off. 2. Connect all previously disconnected components and connectors. 3. Ensure all accessories are turned off and the battery is fully charged. 4. Ensure that the ignition is on, and with the scan tool, erase all Diagnostic Trouble Codes from All modules. Start 5. Turn the ignition off and wait 5 seconds. Turn the ignition on and using the scan tool, read DTC’s from all mod- 6. If any Diagnostic Trouble Codes are present, return to symptom list and trouble shoot new or recurring symptom. 7. NOTE: For Sensor Signal and Pump Motor faults, the ABM must sense all 4 wheels at 12 km/h (7.5 mph) 8. If there are no DTC’s present after turning ignition on, road test the vehicle for at lleast 5 minutes. Perform sev- 9. Caution: Ensure braking capability is available before road testing. 10. Again, with the scan tool read DTC’s. If any DTC’s are present, return to Symptom list. 11.If there are no Diagnostic Trouble Codes (DTC’s) present, and the customer’s concern can no longer be dupli- Are any DTC’s present or is the original concern still present? Yes >> Repair is not complete, refer to appropriate symptom. No >> Repair is complete. HB BRAKES - ABS ELECTRICAL DIAGNOSTICS 5 - 267 |