TM 5-3805-293-23-1
0012
Table 1. All-Wheel Drive (AWD) Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
N OT E
5. Front Wheel Spins But
Front Wheel Operates
If the wheel locks up during forward operation, the reverse solenoid for
Roughly When AWD
that wheel is suspect.
System is ON
If the wheel locks up during reverse operation, the forward solenoid for
that wheel is suspect.
1. Connect MSD (WP 0006). Select
Active Event or Diagnostic Fault
All Wheel Drive 120M and check
Code - Troubleshoot fault codes (WP
for any Active event or diagnostic
fault codes.
No Active Event or Diagnostic Fault
Code - Proceed to step 2.
2. Drain AWD gear oil from affected
AWD Gear Oil Contaminated - Drain
wheel (WP 0168) and inspect
and fill affected AWD motor (WP
AWD gear oil for contamination.
0168).
AWD Gear Oil Contaminated With
Metal Shavings - Replace AWD pis-
ton motor of affected wheel (WP
0164) (WP 0165).
6. AWD Motors Produce a
1. Check oil level in front gear
Oil Level Low - Fill oil level to proper
Loud Noise During High
groups (LO 5-3805-293-13).
level (LO 5-3805-293-13).
Speed Operation ("5R",
Oil Level OK - Proceed to step 2.
"6F", and "7F")
2. Drain AWD gear oil from affected
AWD Gear Oil - Drain and fill affected
wheel (WP 0168). Inspect AWD
AWD motor (WP 0168).
gear oil.
AWD Gear Oil Contaminated with
Metal Shavings - Replace AWD pis-
ton motor of affected wheel (WP
0164) (WP 0165).