Precheck Diagnosis Procedure

PRECHECK DIAGNOSIS PROCEDURE

1. Check CRUISE Indicator and retrieve DTC's.
Displaying and Reading Trouble Codes

2. Measure ECU Terminal Values
Control Module Pinout Values

3. Clear DTC's
Clearing Trouble Codes

4. Problem Symptom Confirmation (Road Test)
Problem Symptom Confirmation (Road Test)

5. Input Signal Check
Input Signal Check