Initial Inspection - Information and Message Center

1. Verify the customer concern.
2. Visually inspect for obvious signs of mechanical and electrical damage.







VISUAL INSPECTION CHART

3. If inspection reveals obvious concerns that can readily identified, repair as required.

Message Center On-Board Diagnostic Test:

A/D Table:

Digital Port Table (Port A):

Digital Port Table (Port B):

4. Carry out the Message Center On-Board Diagnostic Test as follows:
- Press RANGE and SYSTEM CHECK simultaneously while turning the ignition switch from the OFF position to the RUN position.
- The chart describes each test.
- Press the RANGE switch to advance the message center indicator to the next test.
- To abort the on-board diagnostic mode and return to normal operation, turn the ignition switch to the OFF position.
5. If the concern(s) remain(s) after the inspection, determine the symptom(s) and proceed to Symptom Chart. Diagnosis By Symptom - Information and Message Center