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
Test Step 5. Check for Open Circuit
Front and/or Rear Turn
in Main Chassis Wiring Harness.
Signals Do Not Function
Correctly - Continued
NOTE
Ensure left turn signal is in on position.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Remove rear floor cover plate (WP
0306).
3. Disconnect main chassis wiring
harness connector (WP 0007, Fig-
ure 87) from rear lights wiring har-
ness connector (WP 0007, Figure
86).
4. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
5. Using a digital multimeter, test for
Voltage Pulses Between 0 and 14
voltage between main chassis wir-
Volts - Replace rear lights wiring
ing harness connector (WP 0007,
harness (WP 0184).
Figure 87) terminal E and machine
Install bulb and lens (WP 0180).
ground. Voltage should pulse
Proceed to Test Step 13.
between 0 and 14 volts.
No Voltage - Replace main chassis
wiring harness (WP 0154).
Install bulb and lens (WP 0180).
Proceed to Test Step 13.
Test Step 6. Check for Faulty Front
Right Turn Signal Light.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
0040-9