TM 5-3805-298-23-2
0131
Table 1. Front and Rear Turn Signals Do Not Operate in Either Left or Right Positions,
Stoplights Operate Normally - Continued.
0131
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Front and Rear Turn Signals
Test Step 7. Test for Open Wiring
Do Not Operate in Either Left
Harness.
or Right Positions,
1. Disconnect connector HN-C14
Stoplights Operate Normally
(WP 0012, Figure 167) from
- Continued
hazard switch (WP 0012,
Figure 168).
2. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Replace main cab wiring harness
between connector HN-C14
(WP 0293).
(WP 0012, Figure 167) terminal 2
Proceed to Test Step 25.
and ground.
Resistance Greater Than 5.0 Ohms
Proceed to Test Step 8.
Test Step 8. Test for Open Lower Cab
Wiring Harness.
1. Disconnect connector C-C60
(WP 0012, Figure 165) from
connector HN-C7 (WP 0012,
Figure 166).
2. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Replace main cab wiring harness
between connector C-C60
(WP 0293).
(WP 0012, Figure 165) terminal 8
Proceed to Test Step 25.
and ground.
Resistance Greater Than 5.0 Ohms
Replace lower cab wiring harness
(WP 0291).
Proceed to Test Step 25.
Test Step 9. Test for Faulty Turn
Signal Switch.
1. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-3805-298-10).
2. Disconnect connector C-TSS
(WP 0012, Figure 155) from turn
signal switch (WP 0012,
Figure 156).
3. Using digital multimeter
Resistance 5.0 Ohms or Less
(WP 0174), measure resistance
Replace lower cab wiring harness
between turn signal switch
(WP 0291).
(WP 0012, Figure 156) terminal 1
Proceed to Test Step 25.
and terminal 3.
Resistance Greater Than 5.0 Ohms
Replace turn signal switch (WP 0253).
Proceed to Test Step 25.
0131-5
