TM 5-2420-231-23-1
0046
Table 1. All Wipers and Washers Do Not Operate - Continued.
046
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
All Wipers and Washers Do
Test Step 7. Test Side Console and
Not Operate - Continued
Cab Wiring Harness Wiper/Washer
Voltage Supply Circuit for a Short to
Ground.
1. Remove instrument panel right-
side cover (WP 0176).
2. Disconnect side console wiring
harness connector (WP 0007, Fig-
ure 130) from cab wiring harness
connector (WP 0007, Figure 129)
(WP 0181).
3. Disconnect two rear window wiper
motor connectors (WP 0007, Fig-
ure 128) from cab wiring harness
connectors (WP 0007, Figure 127)
(WP 0343).
4. Using a digital multimeter, test for
Continuity - Replace side console
continuity between side console
wiring harness (WP 0170).
wiring harness connector (WP
Connect all wiring harness connectors.
0007, Figure 130) terminal C1 and
Install front floor cover plate (WP 0306).
machine ground. There should be
Install instrument panel front cover (WP
no continuity.
0174).
Install new wipers fuse (TM 5-2420-
231-10).
Proceed to Test Step 8.
No Continuity - Proceed to step 5.
5. Using a digital multimeter, test for
Continuity - Replace cab wiring
continuity between cab wiring har-
harness (WP 0181).
ness connector (WP 0007, Figure
Connect all wiring harness connectors.
129) terminal C1 and machine
Install front floor cover plate (WP 0306).
ground. There should be no conti-
Install instrument panel front cover (WP
nuity.
0174).
Install new wipers fuse (TM 5-2420-
231-10).
Proceed to Test Step 8.
No Continuity - Replace rear window
wiper motor (WP 0343).
Connect all wiring harness connectors.
Install instrument panel right-side
covers (WP 0176).
Install front floor cover plate (WP 0306).
Install instrument panel front cover (WP
0174).
Proceed to Test Step 8.
Test Step 8. Verify That Symptom Is
Resolved.
1. Ensure that all wiring harness con-
nectors are connected.
0046-13