TM 5-2420-231-23-1
0049
Table 1. Rear Window Wiper Does Not Function Correctly - Continued.
049
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Using a digital multimeter, mea-
Rear Window Wiper Does
Resistance 5.0 Ohms or Less -
sure resistance between side con-
Proceed to step 3.
Not Function Correctly -
sole wiring harness connector (WP
Continued
Resistance Greater Than 5.0 Ohms -
0007, Figure 137) terminal 4 and
Replace side console wiring harness
side console wiring harness con-
(WP 0170).
nector (WP 0007, Figure 130) ter-
Connect all wiring harness connectors.
minal C4. Resistance should be
Proceed to Test Step 20.
5.0 ohms or less.
3. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between cab wir-
Replace rear window wiper motor (WP
ing harness connector (WP 0007,
0343).
Figure 129) terminal C4 and cab
Connect all wiring harness connectors.
wiring harness connector (WP
Install instrument panel right-side
0007, Figure 127) terminal D.
covers (WP 0176).
Resistance should be 5.0 ohms or
Proceed to Test Step 20.
less.
Resistance Greater Than 5.0 Ohms -
Replace side console wiring harness
(WP 0170).
Connect all wiring harness connectors.
Proceed to Test Step 20.
Test Step 20. Verify That Symptom Is
Resolved.
1. Ensure that all wiring harness con-
nectors are connected.
2. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
3. Install headliner, if removed (WP
0346).
4. Place rear window wiper switch in
Rear Window Wiper Operates at Low
the low-speed position (TM 5-
Speed - Proceed to step 5.
2420-231-10), and observe rear
Rear Window Wiper Does Not
window wiper. Rear window wiper
Operate at Low Speed - Repeat
should operate at low speed.
troubleshooting from the beginning.
5. Place rear window wiper switch in
Rear Window Wiper Operates at High
the high-speed position (TM 5-
Speed - Proceed to step 6.
2420-231-10), and observe rear
Rear Window Wiper Does Not
window wiper. Rear window wiper
Operate at High Speed - Repeat
should operate at high speed.
troubleshooting from the beginning.
6. Place rear window wiper switch in
Rear Window Wiper Parks -
the off position (TM 5-2420-231-
Troubleshooting complete.
10), and observe rear window
Rear Window Wiper Stops in Place
wiper. Rear window wiper should
(Does Not Park) - Repeat
park at the top right of the rear win-
troubleshooting from the beginning.
dow.
END OF WORK PACKAGE
0049-16