Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE 4WD ECU ASSEMBLY
From 08/2009
MF1A TRANSFER / 4WD / AWD: ACTIVE TORQUE CONTROL 4WD SYSTEM: C1298: Linear Solenoid Circuit
C1298 - Linear Solenoid Circuit
DESCRIPTION
The 4WD control ECU receives signals from each sensor to control clutch pressure to distribute torque according to the driving conditions.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
HINT
Check the condition of each related circuit connector before troubleshooting See: Accessories and Optional Equipment/Antitheft
and Alarm Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/Electronic Circuit Inspection
Procedure.
PROCEDURE
1. CHECK WIRE HARNESS (4WD ECU - BATTERY)
(a) Disconnect the ECU connector.
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