Work Flow
PRECAUTIONS FOR DIAGNOSIS
If steering angle sensor, steering system parts, suspension system parts, ABS actuator and electric unit (control unit) or if wheel alignment has been adjusted, be sure to adjust neutral position of steering angle sensor before driving. Refer to BRC-6, "ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION : Description".
OVERALL SEQUENCE

1.COLLECT INFORMATION FROM THE CUSTOMER
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred) using the diagnosis worksheet.
2.PERFORM SELF DIAGNOSTIC RESULT
Perform self diagnostic result
3.CHECK SYMPTOM OPERATING CONDITION
Check that the symptom is a normal operating condition
4.CHECK WARNING AND INDICATOR LAMPS OPERATION
Check warning and indicator lamps operation.
5.PERFORM DIAGNOSIS APPLICABLE TO THE SYMPTOM
Perform diagnosis applicable to the symptom.
6.FINAL CHECK
Perform self diagnostic result again, and check that the malfunction is repaired. After checking, erase the self diagnosis memory
Diagnostic Work Sheet

Basic inspection
Inspection and adjustmentP0078, P0084 EVT control magnet retarder
Description
Exhaust valve timing control magnet retarder (1) controls the shut/
open timing of the exhaust valve by ON/OFF pulse duty signals sent
from the ECM.
The longer pulse width retards valve timing.
The shorter pulse width advances valve timing.
DTC Logic
DTC DETECTION LOGIC
...
Manual shift mode
The transmission enters the manual shift mode by
moving the shift lever to the left side in the "D"
range. You can select the manual shift range
either by moving the shift lever up or down, or by
pulling the right-side or left-side paddle shifter (if
so equipped). To cancel the manual shift ...
Main line between DLC and HVAC circuit
Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
ECM
A/C auto amp.
Check the continuity between the data link connector and the A/C ...