TM 5-2420-231-23-1
0036
Table 1. Driving Lights Do Not Function Correctly - Continued.
036
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 2. Check for Faulty Left
Driving Lights Do Not
Driving Light.
Function Correctly -
Continued
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Disconnect left driving light (WP
0007, Figure 55) from front lights
wiring harness connector (WP
0007, Figure 54).
3. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
4. Using a digital multimeter, mea-
Voltage 10 to 14 Volts - Replace left
sure voltage between front lights
driving lamp (WP 0178).
wiring harness connector (WP
Proceed to Test Step 15.
0007, Figure 54) terminals 3 and 4.
Voltage Less Than 10 Volts - Replace
Voltage should be 10 to 14 volts.
front lights wiring harness (WP 0183).
Proceed to Test Step 15.
Test Step 3. Check for Faulty Right
Driving Light.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Disconnect right driving light
(WP 0007, Figure 57) from front
lights wiring harness (WP 0007,
Figure 56).
3. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
4. Using a digital multimeter, mea-
Voltage 10 to 14 Volts - Replace right
sure voltage between front lights
driving lamp (WP 0178).
wiring harness connector (WP
Proceed to Test Step 15.
0007, Figure 56) terminals 3 and 4.
Voltage Less Than 10 Volts - Replace
Voltage should be 10 to 14 volts.
front lights wiring harness (WP 0183).
Proceed to Test Step 15.
Test Step 4. Check for Faulty Driving
Lights Fuse.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Remove driving lights fuse (TM 5-
2420-231-10).
0036-3
