TM 5-2420-231-23-1
0043
Table 1. Display and/or Backup Alarm Does Not Turn On - Continued.
043
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 20. Check for Faulty Clutch
Display and/or Backup
Alarm Does Not Turn On -
Continued
1. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
2. Disconnect clutch relay (WP 0007,
Figure 118) from front console wir-
ing harness connector (WP 0007,
Figure 117).
3. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Less -
sure resistance between clutch
Replace front console wiring harness
relay (WP 0007, Figure 118) termi-
(WP 0162).
nals 30 and 87a. Resistance
Proceed to Test Step 30.
should be 5.0 ohms or less.
Resistance Greater Than 5.0 Ohms -
Replace clutch relay (WP 0007, Figure
118).
Proceed to Test Step 30.
Test Step 21. Test Transmission
Control Fuse Replacement.
1. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
2. Place powershift lever in the R
position (TM 5-2420-231-10).
3. Listen for backup alarm and main
Backup Alarm Sounds, Main Alarm
alarm, and observe front display
Sounds, and Front Display Screen
screen (TM 5-2420-231-10).
Indicates "GA", then "rA" -
Troubleshooting complete.
Backup Alarm Does Not Sound and
Front Display Screen Is Blank -
Proceed to step 4.
4. Turn ignition switch to the off posi-
tion (TM 5-2420-231-10) and dis-
connect batteries (WP 0157).
5. Remove transmission control fuse
(Figure 3, Item 1) (TM 5-2420-231-
10).
0043-12