Test 103A - Diagnosing Wiper System Problems
NOTE:
For connector terminal identification and wiring diagrams, see BODY CONTROL COMPUTER
section in this article. Perform TEST VER-1
VERIFICATION TEST after each repair.
CAUTION:
Always turn ignition off prior to disconnecting any module connector.
- Diagnosis of the wiper system is separated into 8 categories. With ignition switch in ON position, operate wiper system in following modes:
- High Speed
- Low Speed
- Intermittent Speed
- Wash Mode (Wipers Off)
- Identify problem area(s) as listed in the following TEST 103A DIAGNOSTIC TEST DIRECTORY table and perform indicated test(s) in order listed.
TEST 103A DIAGNOSTIC TEST DIRECTORY
| Complaint | Perform Test No. |
|---|---|
| Wipers Do Not Operate In Any Speed | TEST 104A |
| Wipers Do Not Operate In High Speed | TEST 105A |
| Wipers Do Not Operate In Low Speed | TEST 106A |
| Wipers Do Not Operate In Intermittent Speed | TEST 107A |
| Wipers Do Not Park In OFF Position | TEST 108A |
| Wiper/Wash Function Not Operating Properly | TEST 109A |
| Wipers Operate In High Speed Only | TEST 110A |
| Wipers Run Constantly With Ignition On | TEST 111A |