TM 5-2420-231-23-1
0038
Table 1. Rear Work Lights Do Not Function Correctly - Continued.
038
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 15. Check for Open Circuit
Rear Work Lights Do Not
in Front Console Wiring Harness.
Function Correctly -
Continued
1. Remove instrument panel front
cover (WP 0174).
2. Disconnect front console wiring
harness connector (WP 0007, Fig-
ure 5) from main chassis wiring
harness connector (WP 0007, Fig-
ure 6).
3. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between front con-
Replace main chassis wiring harness
sole wiring harness connector (WP
(WP 0154).
0007, Figure 5) terminal 3A and
Proceed to Test Step 23.
front console fuse block connector
Resistance Greater Than 5.0 Ohms -
(WP 0007, Figure 70) terminal 7D.
Replace front console wiring harness
Resistance should be 5.0 ohms or
(WP 0162).
less.
Proceed to Test Step 23.
Test Step 16. Test Rear Work Lights
Fuse Replacement.
1. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
2. Observe rear work lights (TM 5-
All Rear Work Lights Off - Proceed to
2420-231-10).
step 3.
One or More Rear Work Lights Off -
Repeat troubleshooting from the
beginning.
All Rear Work Lights On - Proceed to
Test Step 23.
3. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
4. Remove rear work lights fuse
(TM 5-2420-231-10).
5. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between terminals
Proceed to Test Step 17.
of rear work lights fuse. Resistance
Resistance Greater Than 5.0 Ohms -
should be 5.0 ohms or less.
Replace rear work lights fuse (TM 5-
2420-231-10).
Proceed to Test Step 17.
Test Step 17. Check for Shorted Side
Console Wiring Harness.
1. Remove two screws (Figure 3,
Item 5) from bezel (Figure 3,
Item 2).
0038-10