TM 5-3805-298-23-2
0132
Table 1. One or Both Stoplights Do Not Operate, Turn Signals Operate Normally - Continued.
0132
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Using digital multimeter
One or Both Stoplights Do
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Not Operate, Turn Signals
Proceed to step 4.
between military light switch
Operate Normally -
Resistance Greater Than 5.0 Ohms
connector (WP 0012, Figure 142)
Continued
Replace military light switch (WP 0257).
terminal C and terminal K.
Proceed to Test Step 17.
4. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Proceed to Test Step 13.
between military light switch
Resistance Greater Than 5.0 Ohms
connector (WP 0012, Figure 142)
Replace military light switch (WP 0257).
terminal F and terminal A.
Proceed to Test Step 17.
Test Step 13. Test for Open Wiring
Harness.
1. Install a jumper wire between
terminal A and terminal B of
connector AF-C2 (WP 0012,
Figure 171).
2. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Proceed to Test Step 15.
between connector HN-C21
Resistance Greater Than 5.0 Ohms
(WP 0012, Figure 141) terminal A
Proceed to Test Step 14.
and terminal K.
Test Step 14. Test for Open Service
Brake Jumper Wiring Harness.
1. Disconnect connector AF-C1
(WP 0012, Figure 170) from
connector HN-C3 (WP 0012,
Figure 169).
2. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Replace main cab wiring harness
between connector AF-C1
(WP 0293).
(WP 0012, Figure 170) terminal 1
Proceed to Test Step 17.
and terminal 2.
Resistance Greater Than 5.0 Ohms
Replace service brake jumper wiring
harness (WP 0289).
Proceed to Test Step 17.
Test Step 15. Test for Open Lower
Cab Wiring Harness.
1. Install a jumper wire between
terminal C1 and terminal C2 of
connector C-C31 (WP 0012,
Figure 74).
2. Disconnect connector HN-C1
(WP 0012, Figure 66) from
connector C-C1 (WP 0012,
Figure 65).
0132-7
