Outline
The rear differential has a real-time 4WD control mechanism that enables 4WD
by transmitting appropriate driving
force from the front wheels to the rear wheels when necessary. It uses a
real
Starting and accelerating in forward gears
(4WD mode)
NOTE: Do not test repeatedly or the fluid will overheat.
1. Lift up the vehicle so all four wheels are off the ground.
2. Make a mark (A) on eit
1. With the vehicle on level ground, inspect the
differential fluid with the ignition switch turned to
LOCK (0).
2. Use solvent and a brush to wash off any oil and dirt
from the differential fluid in
Under-hood Fuse/Relay Box
Removal and Installation
Removal
1. Make sure you have the anti-theft codes for the
audio and navigation system. If equipped with XM
radio, write down the XM radio presets.
2. Make sure the ignition switch is OFF.
3. Disconnect the negative battery cable, then
disconnect
DTC indicator 1: An Open in the Air Mix
Control Motor Circuit
1. Start the engine.
2. Turn on the A/C, then set the temperature control
dial to Max Hot.
3. Turn the ignition switch OFF and then ON (II).
4. Do the self-diagnostic with the HVAC control unit.
5. Check for DTCs.
Is DTC 1 indicated?