TM 5-3805-293-23-2
0023
Table 1. Cab Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. One or Both Headlights
Resistance 5.0 Ohms or Greater -
Do Not Operate in High
Replace front lighting wiring harness
Beam - Continued
(WP 0196).
Connect cab lower wiring harness
connector P-C4 (WP 0009, Figure 45)
to dash wiring harness connector PF-
C1 (WP 0009, Figure 44) (WP 0276).
Connect the front work light wiring
harness connector CL-C18 (WP 0009,
Figure 294) to cab lower wiring har-
ness connector P-C61 (WP 0009, Fig-
ure 295) (WP 0183).
Install dimmer relay (WP 0009, Figure
296) to dimmer relay socket (WP
0009, Figure 297).
Proceed to step 4.
4. Turn control indicator switch to
Headlight or Headlights Do Not
position SER. DRIVE, dimmer
Operate in High Beam - Repeat trou-
switch to high beam (TM 5-3805-
bleshooting from the beginning.
293-10) and verify headlights
Both Headlights Operate in High
operate in high beam.
Beam - Troubleshooting complete.
Test Step 17. Check for Shorted
Front Worklight Wiring Harness.
1. Disconnect the front work light
wiring harness connector CL-C18
(WP 0009, Figure 294) from cab
lower wiring harness connector P-
C61 (WP 0009, Figure 295) (WP
0183).
0023-30