TM 5-3805-293-23-2
0023
Table 1. Cab Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
15. Left Position Light and/
7. Disconnect the connector AG-
or Tail Light Does Not
C10 (WP 0009, Figure 399) from
Operate - Continued
left tail light (WP 0177).
8. Using digital multimeter, test for
Voltage Between 18 and 26 Volts -
voltage between connector AG-
Replace left tail light (WP 0177).
C3 (WP 0009, Figure 334) termi-
Proceed to step 11.
nal 1 and AG-C10 (WP 0009, Fig-
Voltage Less Than 18 Volts - Pro-
ure 399) terminal 1. Voltage
ceed to Test Step 5.
should be 18 to 26 volts.
9. Disconnect the connector AZ-C5
(WP 0009, Figure 391) from left
headlight (WP 0197).
10. Using digital multimeter, test for
Voltage Between 18 and 26 Volts -
voltage between connector AZ-C5
Replace left position lamp (WP 0197).
(WP 0009, Figure 391) terminal 1
Proceed to step 11.
and terminal 2. Voltage should be
Voltage Less Than 18 Volts - Pro-
18 to 26 volts.
ceed to Test Step 7.
11. Turn control indicator switch to
Left Position Light and/or Tail Light
position SER. DRIVE and Park
Do Not Operate - Repeat trouble-
(TM 5-3805-293-10). Visually
shooting from the beginning.
check if left tail light and left posi-
Left Position Light and/or Tail Light
tion light operate.
Operate - Troubleshooting complete.
Test Step 2. Check for Faulty Left
Position Light Wiring.
1. Disconnect the connector AA-C1
(WP 0009, Figure 290) from left
headlight.
2. Using digital multimeter, test for
Voltage Between 18 and 26 Volts -
voltage between connector AA-
Replace left headlight lamp assembly
C1 (WP 0009, Figure 290) termi-
(WP 0197).
nal 3 and terminal 2. Voltage
Proceed to step 3.
should be 18 to 26 volts.
Voltage Less Than 18 Volts - Pro-
ceed to Test Step 3.
3. Turn control indicator switch to
Left Position Light and/or Tail Light
position SER. DRIVE (TM 5-
Do Not Operate - Repeat trouble-
3805-293-10).
shooting from the beginning.
Left Position Light and/or Tail Light
Operate - Troubleshooting complete.
0023-92
