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Home >> Lexus >> 2006 >> IS 250 RWD, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Transfer) >> Four Wheel Drive Control System >> DTC C1298/98 Linear Solenoid Circuit >> Description

DTC C1298/98 Linear Solenoid Circuit: Description

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The 4WD control ECU receives signals from each sensor to control clutch fluid pressure to limit the center differential operation, distributing torque according to the driving conditions.

DTC C1298/98 TROUBLE DETECTION REFERENCE

DTC No. DTC Detecting Condition Trouble Area 
C1298/98 1. When all of the following are detected:
  • IG1 terminal voltage is 9.5 V or more
  • Operation command current for the linear solenoid (transfer control solenoid) is 3.5 A or more.
  • Open or short in the SLC+ or SLC- circuit continues for 1 second or more.
  • Transfer transmission wire
  • Wire harness
  • Transfer control solenoid assembly
  • 4WD control ECU