TM 5-2420-231-23-1
0040
Table 1. Front and/or Rear Turn Signals Do Not Function Correctly - Continued.
040
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
Front and/or Rear Turn
Signals Do Not Function
It may be necessary to manually select voltage range on digital
Correctly - Continued
multimeter.
5. Using digital multimeter, place red
Voltage Pulses Between 0 and 14
lead on center contact (Figure 10,
Volts - Replace bulb (WP 0180).
Item 3) and black lead on shield
Proceed to Test Step 13.
(Figure 10, Item 1) of left front turn
No Voltage - Proceed to step 6.
signal light (Figure 10, Item 2).
Voltage should pulse between 0
and 14 volts.
Figure 10. Turn Signal Light Socket.
0040
6. Turn ignition switch off (TM 5-
2420-231-10) and disconnect bat-
teries (WP 0157).
7. Disconnect front right turn signal
light (WP 0007, Figure 61) from
front lights wiring harness connec-
tor (WP 0007, Figure 60).
8. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
9. Using a digital multimeter, test for
Voltage Pulses Between 0 and 14
voltage between front lights wiring
Volts - Replace right front turn signal
harness connector (WP 0007, Fig-
lamp (WP 0180).
ure 60) terminals 1 and 2. Voltage
Proceed to Test Step 13.
should pulse between 0 and 14
No Voltage - Proceed to Test Step 7.
volts.