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DTC P17AA: Transfer Shift Motor Control Circuit High [08/2019 - ]: Description

This DTC is output when a short to B+ in the high-low transfer shift motor and center differential lock shift motor drive circuit is detected.

DTC No. Detection Item DTC Detection Condition Trouble Area
P17AA Transfer Shift Motor Control Circuit High
  1. While the engine switch is turned on (IG) or directly after the engine switch is turned on (IG) (high-low transfer shift motor, center differential lock shift motor and differential lock shift motor not operating)
  2. Short to B+ in the high-low transfer shift motor, center differential lock shift motor and differential lock shift motor drive circuits
  3. 0.5 seconds or more (if directly after engine switch is turned on (IG), 0.05 seconds)
  4. 1 trip detection logic
  • Wire harness and connector
  • 4 wheel drive control ECU
  • Transfer shift actuator assembly