TM 5-2420-231-23-1
0041
Table 1. Hazard Lights Do Not Function Correctly - Continued.
041
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 2. Check for Faulty Flasher
Hazard Lights Do Not
Lamp Switch.
Function Correctly -
Continued
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Remove instrument panel front
cover (WP 0174).
3. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between flasher
Proceed to Test Step 3.
lamp switch (WP 0007, Figure 91)
Resistance Greater Than 5.0 Ohms -
terminals 1 and 2. Resistance
Replace flasher lamp switch (WP
should be 5.0 ohms or less.
0174).
Proceed to Test Step 6.
Test Step 3. Check for Open Front
Console Wiring Harness to Flasher
Lamp Switch.
1. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
2. Using a digital multimeter, mea-
Voltage 10 to 14 Volts - Proceed to
sure voltage between front console
Test Step 4.
wiring harness connector (WP
Voltage Less Than 10 Volts - Replace
0007, Figure 90) terminal 2 and
front console wiring harness (WP
machine ground. Voltage should
0162).
be 10 to 14 volts.
Proceed to Test Step 6.
Test Step 4. Check for Open Ground
to Flasher Relay.
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Disconnect flasher relay (WP
0007, Figure 79) from front con-
sole wiring harness connector (WP
0007, Figure 78).
3. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between front con-
Proceed to Test Step 5.
sole wiring harness connector (WP
Resistance Greater Than 5.0 Ohms -
0007, Figure 78) terminal 4 and
Replace front console wiring harness
machine ground. Resistance
(WP 0162).
should be 5.0 ohms or less.
Proceed to Test Step 6.
0041-3
