TM 5-3805-293-23-2
0023
Table 1. Cab Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
16. Left and Right Position
2. Using digital multimeter, measure
Resistance Less Than 5.0 Ohms -
Lights and Tail Lights Do
resistance between control indica-
Replace control indicator harness
Not Operate - Continued
tor switch (WP 0009, Figure 289)
(WP 0283).
terminal H and F. Resistance
Proceed to step 3.
should be less than 5.0 ohms.
Resistance 5.0 Ohms or Greater -
Replace control indicator switch (WP
0283).
Connect the control indicator harness
connector PE-C11 (WP 0009, Figure
287) from cab lower wiring harness
connector P-C11 (WP 0009, Figure
286) (WP 0283).
Proceed to step 3.
3. Turn battery disconnect switch to
Left and Right Position Lights and
the ON position and control indi-
Tail Lights Do Not Operate - Repeat
cator switch to position SER.
troubleshooting from the beginning.
DRIVE and Park (TM 5-3805-293-
Left and Right Position Lights and
10). Visually check if left tail light
Tail Lights Operate - Troubleshoot-
and left position light operate.
ing complete.
N OT E
17. One or Both Blackout
Brake Lights Do Not
Always inspect the harness connectorsthat are involved in the circuit.
Operate
Poor connections can often be the cause of a problem in an electrical
circuit. Verify that all connections in the circuit are clean and secure,
and that all connections are in good condition. If a problem with a
connection is found, correct the problem and verify that this diagnostic
code is Active before performing this procedure.
Perform open or short circuit test ateach harness connection to identify
correct harness to replace.
Perform this test only if condition is active.
Test Step 1. Check Operation of
Brake Lights.
1. Turn battery disconnect switch
and ignition switch to the ON posi-
tion TM 5-3805-293-10).
2. Turn control indicator switch to
position SER. DRIVE (TM 5-
3805-293-10).
0023-102
