TM 5-3805-293-23-2
0023
Table 1. Cab Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
19. One or Both Backup
4.
Turn battery disconnect switch,
One or Both Backup Lights and/or
Lights Do Not Operate
and ignition switch to the ON posi-
Backup Alarm Do Not Operate -
and/or Backup Alarm
tion. Place control indicator switch
Repeat troubleshooting from the
Does Not Operate - Con-
to position SER. DRIVE. Place
beginning.
tinued
the transmission control switch in
Both Backup Lights and Backup
R (TM 5-3805-293-10).
Alarm Operate - Troubleshooting
complete.
Test Step 8. Check for Open Con-
trol Indicator Harness.
1. Turn ignition switch and battery
disconnect switch to the OFF
position (TM 5-3805-293-10).
2. Using digital multimeter, measure
Resistance Less Than 5.0 Ohms -
resistance between control indica-
Proceed to Test Step 10.
tor harness connector PE-C11
Resistance 5.0 Ohms or Greater -
(WP 0009, Figure 287) terminal 1
Proceed to Test Step 9.
and 4. Resistance should be less
than 5 ohms.
0023-123
