Initial Inspection and Diagnostic Overview

WIPER / WASHER: WIPER AND WASHER SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use the following procedure to troubleshoot the wiper and washer system.
* *: Use the Techstream.
1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT -- Continue to next step.

3. CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

(a) Check if the LIN communication system is functioning normally.





B -- Go to LIN COMMUNICATION SYSTEM Initial Inspection and Diagnostic Overview
A -- Continue to next step.

4. PROBLEM SYMPTOMS TABLE

(a) Refer to the Problem Symptoms Table Problem Symptoms Table.





B -- Go to step 6
A -- Continue to next step.

5. OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU Pinout Values and Diagnostic Parameters.

(b) Data List / Active Test Scan Tool Testing and Procedures.

NEXT -- Continue to next step.

6. ADJUST, REPAIR OR REPLACE

NEXT -- Continue to next step.

7. CONFIRMATION TEST

NEXT -- END