Diagnostic Procedures

1. Checking The Fault Symptoms





Check the trouble by driving the car according to the road test schedule and make a note of any fault symptoms

Are any fault symptoms present?

NO
Go To Step 3

YES
Go To Step 2

2. Checking The Fault Symptoms

Continue fault diagnosis based on symptoms of Mechanical And Hydraulic Faults, refer to Fault Symptoms.

3. Final Check





- Clear the diagnostic trouble codes in all systems.

Carry out a drive cycle:





- Drive the car at varying engine loads and engine rpm for five minutes.

Evaluate the drive cycle,





- Check that the diagnostic trouble code has not recurred

Is the function correct?

NO
Go To Step 4

YES
Go To Step 5

4. Final Check
See Before changing a control module, refer to General Fault Diagnosis.
- Diagnosis for this fault code is complete.

5. Final Check
The steps taken to correct the fault were correct.
- Diagnosis is complete.