LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2023 >> LX 600 Base >> Repair and Diagnosis (Single Page) >> Transmission >> Transfer Case >> Transfer Case System - Diagnostic Codes & Circuit Tests >> Transfer System >> DTC P17A8-11: 4WD/AWD Transfer Case Shift Motor Control Circuit Short to Ground; DTC P17A8-12: 4WD/AWD Transfer Case Shift Motor Control Circuit Short to Battery [12/2021 - ] >> Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC P17A8-11: 4WD/AWD Transfer Case Shift Motor Control Circuit Short to Ground; DTC P17A8-12: 4WD/AWD Transfer Case Shift Motor Control Circuit Short to Battery [12/2021 - ]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Priority
P17A8-11 4WD/AWD Transfer Case Shift Motor Control Circuit Short to Ground Diagnosis Condition: 
  • ignition switch ON
  • High-low shift motor is stopped or operated

Malfunction Status: 

  • High-low shift motor drive circuit monitor voltage is less than malfunction detection voltage

Malfunction Time: 

  • 1 second or more

Number of Trips: 

  • 1 trip
  • Wire harness and connector
  • Transfer shift actuator assembly
  • 4 wheel drive control ECU
Four Wheel Drive A
P17A8-12 4WD/AWD Transfer Case Shift Motor Control Circuit Short to Battery Diagnosis Condition: 
  • ignition switch ON
  • High-low shift motor is stopped or operated

Malfunction Status: 

  • High-low shift motor drive circuit monitor voltage exceeds malfunction detection voltage

Malfunction Time: 

  • 1 second or more

Number of Trips: 

  • 1 trip
  • Wire harness and connector
  • Transfer shift actuator assembly
  • 4 wheel drive control ECU
Four Wheel Drive A
DTC DETECTION CONDITIONS: P17A8-11

  Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition Ignition switch ON
High-low shift motor is stopped -
High-low shift motor is operated -
Malfunction Status High-low shift motor drive circuit monitor voltage is less than malfunction detection voltage
Detection Time 1 second or more 1 seconds or more
Number of Trips 1 trip 1 trip

HINT: 

DTC will be output when conditions for either of the patterns in the table above are met.

DTC DETECTION CONDITIONS: P17A8-12

  Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition Ignition switch ON
High-low shift motor is stopped -
High-low shift motor is operated -
Malfunction Status High-low shift motor drive circuit monitor voltage exceeds malfunction detection voltage
Detection Time 1 second or more 1 seconds or more
Number of Trips 1 trip 1 trip

HINT: 

DTC will be output when conditions for either of the patterns in the table above are met.