AWD CONTROL UNIT
Reference Value
VALUES ON THE DIAGNOSIS TOOL
NOTE: The following table includes information (items) inapplicable to this vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items.


*: The values are changed by throttle opening and engine speed.
TERMINAL LAYOUT

PHYSICAL VALUES


*: The values are changed by depressed accelerator pedal opening and engine speed.
CAUTION: When using circuit tester to measure voltage for inspection, be sure not to extend forcibly any connector terminals.
Fail-Safe
If any malfunction occurs in AWD electrical system, and control unit detects the malfunction, AWD warning on information display (combination meter) is displayed to indicate system malfunction. And then AWD control unit controls becomes the fail-safe mode depending on DTC.
| DTC | Vehicle condition |
|
AWD control changes to front-wheel drive immediately, then AWD control stops, and the vehicle becomes front-wheel drive. |
|
AWD control changes to front-wheel drive immediately, then AWD control stops, and the vehicle becomes front-wheel drive. |
|
No impact to vehicle behavior. |
Protection Function
AWD system activates its protection function (shuts down AWD system temporarily) if AWD system detects high load continuously or the front wheel tire size differs from the rear tire size. (AWD system is automatically restored if AWD system no longer detects any overload or the tire size difference is eliminated.)
| DTC | AWD warning (on information display) | Error area and root cause | Contents of protection function |
| — | Refer to DLN-16, "INFORMATION DISPLAY (COMBINATION METER) : AWD Warning". | Rear final drive assembly in protection mode. It is not malfunction.
(Internal temperature rise of electronic controlled coupling) |
Shuts down AWD system temporarily (Front wheel drive) |
| — | Malfunction in each tire or different tire diameter |
NOTE:
DTC Inspection Priority Chart
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.

DTC Index

NOTE: If some DTCs are displayed at the same time, refer to DLN-22, "DTC Inspection Priority Chart".
System description
Wiring diagramFront disc brake
BRAKE PAD
BRAKE PAD : Inspection
Check brake pad wear thickness from an inspection hole (A) on cylinder
body. Check using a scale if necessary.
Wear thickness : Refer to BR-55, "Front Disc Brake".
DISC BRAKE ROTOR
DISC BRAKE ROTOR : Inspection
APPEARANCE
Check surface of disc b ...
B1429 seat belt buckle switch RH
Description
DTC B1429 SEAT BELT BUCKLE SWITCH RH
The air bag diagnosis sensor unit monitors the seat belt buckle switch RH
status. If the control unit detects an
open or short condition in the circuit, it will set the DTC.
PART LOCATION
Refer to SRC-6, "Component Parts Location".
D ...
EVAP canister filter
Exploded View
EVAP canister vent control valve hose
Canister drain hose
Plug
EVAP canister filter
Front
Removal and Installation
REMOVAL
Disconnect EVAP canister vent control valve hose from EVAP
canister filter.
Disconnect canister drain hose from E ...