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".
ECU diagnosis information
AUTOMATIC BACK DOOR CONTROL UNIT
Reference Value
VALUES ON THE DIAGNOSIS TOOL
CONSULT MONITOR ITEM
TERMINAL LAYOUT
PHYSICAL VALUES
Fail Safe
DTC Inspection Priority Chart
If some DTCs are displayed at the same time, perform inspections one by one
based on th ...
The parking brake release warning continues sounding, or
does not sound
Description
The parking brake warning buzzer sounds continuously during vehicle
travel though the parking brake is
released.
The parking brake warning buzzer does not sound at all even though
driving the vehicle with the parking
brake applied.
Diagnosis Procedure
1. CHECK P ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Trouble Diagnosis Flow Chart
Trouble Diagnosis Procedure
INTERVIEW WITH CUSTOMER
Interview with the customer is important to detect the root cause of CAN
communication system errors and to
understand vehicle condition and symptoms for proper trouble diagnosis ...