Inspection And Verification: Notes
WARNING: This page is about a different car, the 2004 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
- Verify the customer concern by operating the system.
- Visually inspect for obvious signs of mechanical and electrical damage.VISUAL INSPECTION CHART
Mechanical Electrical - Washer fluid level
- Fuel tank
- Engine coolant level
- Accessory drive belt
- Engine oil level
- Brake fluid level
- Central junction box (CJB) fuse(s):
- (7.5A)
- (15A)
- (10A)
- Circuitry
- Switches or sensors
- Indicator bulbs
- If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
- If the concern remains after the inspection, connect the diagnostic tool to the data link connector (DLC) located beneath the instrument panel and select the vehicle to be tested from the diagnostic tool menu. If the diagnostic tool does not communicate with the vehicle:
- check that the program card is correctly installed.
- check the connections to the vehicle.
- check the ignition switch position.
- If the diagnostic tool still does not communicate with the vehicle, refer to the diagnostic tool manual.
- Carry out the diagnostic tool data link test. If the diagnostic tool responds with:
- SCP or ISO, all electronic control units, no response/not equipped, refer to MODULE COMMUNICATIONS NETWORK .
- No response/not equipped for instrument cluster, Go To PINPOINT TEST A: NO COMMUNICATION WITH THE INSTRUMENT CLUSTER .
- System passed, retrieve and record the continuous diagnostic trouble codes (DTCs), erase the continuous DTCs and carry out self-test diagnostics for the instrument cluster.
- If the DTCs retrieved are related to the concern, go to THE INSTRUMENT CLUSTER DIAGNOSTIC TROUBLE CODE (DTC) INDEX to continue diagnostics. For lighting control module (LCM) concerns, refer to MULTIFUNCTION ELECTRONIC CONTROL MODULES for a complete DTC index.
- If no DTCs related to the concern are retrieved, proceed to the SYMPTOM CHART to continue diagnostics.