Symptom Related Diagnostic Procedures

Fig. 23 Light symptom chart. 1987 Continental & Mark VII models:

If the Quick Test does not isolate the symptom, it will be necessary to check the operation of the brake and anti-lock warning lamps. Observe the lamps and compare their ON/OFF operation to the conditions listed. Once the actual warning lamp pattern has been matched to one of the conditions listed, perform the specific test indicated.