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Rear Power Window RH Auto Up / Down Function does not Operate with Rear Power Window Switch RH [12/2019 - ]: Procedure
- READ VALUE USING GTS (RR-DOOR MOTOR)
- Read the Data List according to the display on the GTS.
Body Electrical > RR-Door Motor > Data List
Tester Display Measurement Item Range Normal Condition Diagnostic Note RR Door P/W Auto SW Rear RH door power window auto switch signal OFF or ON OFF: Rear RH door power window auto up or auto down switch not being operated
ON: Rear RH door power window auto up or auto down switch being operated- Body Electrical > RR-Door Motor > Data List
Tester Display RR Door P/W Auto SW OK
On the GTS screen, ON or OFF is displayed accordingly.
Result
Proceed to OK NG
Result:
NG
See step 4
Result:
OK
See step 2
- Read the Data List according to the display on the GTS.
- PERFORM INITIALIZATION (for Rear RH Door)
- Initialize the power window regulator motor assembly (for rear RH door).
Refer to INITIALIZATION [12/2019 - ]
Result
Proceed to NEXT
Result:
NEXT
See step 3
- Initialize the power window regulator motor assembly (for rear RH door).
- CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION)
- Check that the rear RH door power window moves when the auto up and down functions of the rear power window regulator switch assembly (for RH door) are operated.
Refer to OPERATION CHECK [12/2019 - ]
OK
Rear RH door auto up and down functions are normal.
Result
Proceed to OK NG
Result:
OK
END (PROBLEM DUE TO INITIALIZATION FAILURE)
Result:
NG
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Door). Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] , or refer to REMOVAL [11/2023 - ]
- Check that the rear RH door power window moves when the auto up and down functions of the rear power window regulator switch assembly (for RH door) are operated.
- INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for RH Door)
Refer to INSPECTION [12/2019 - ]
Result
Proceed to OK NG Result:
NG
REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for RH Door). Refer to REMOVAL [12/2019 - ]
Result:
OK
See step 5
- CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for RH Door) - POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Door))
- Disconnect the K4 power window regulator motor assembly (for rear RH door) connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition K2-8 (AUTO) - K4-4 (AUTO) Always Below 1 Ω K2-8 (AUTO) or K4-4 (AUTO) - Body ground Always 10 kΩ or higher Result
Proceed to OK NG
Result:
OK
REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Door). Refer to REMOVAL [12/2019 - 10/2022] , or refer to REMOVAL [10/2022 - 11/2023] , or refer to REMOVAL [11/2023 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.