DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
OVERALL SEQUENCE

DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred).
2.CONFIRM THE SYMPTOM
Try to confirm the symptom described by the customer. Verify relation between the symptom and the condition when the symptom is detected. Refer to SE-51, "Symptom Table".
3.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
4.REPAIR OR REPLACE THE MALFUNCTIONING PART
5.FINAL CHECK
Refer to confirmed symptom in step 2, and make sure that the symptom is not detected.
Seat
System descriptionIntermittent incident
Inspection Procedure
INTERMITTENT TROUBLE
An intermittent incident may have occured in the past but is not being
detected currently. This DTC will not bedetected on SELF DIAG [CURRENT], but
may be viewed on SELF DIAG [PAST] using CONSULT.
Trouble Diagnosis with CONSULT
DIAGNOSTIC PROCEDURE 4 ...
P0128 thermostat function
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0128 is displayed with DTC P0300, P0301, P0302, P0303, P0304, P0305 or
P0306, first perform
the trouble diagnosis for DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306.
Engine coolant temperature has not risen enough to open the thermostat even ...
Front wiper motor lo circuit
Component Function Check
1. CHECK FRONT WIPER LO OPERATION
IPDM E/R AUTO ACTIVE TEST
Start IPDM E/R auto active test. Refer to PCS-11, "Diagnosis
Description".
Check that the front wiper operates at the LO operation.
CONSULT ACTIVE TEST
Select "FRONT WIPER" of IPDM E/R active test ...