Hyundai Venue: Automatic Transaxle Control System / Inhibitor Switch. Troubleshooting

Hyundai Venue (QX) (2020-2024) Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Inhibitor Switch. Troubleshooting

Fault Diagnosis

▶ Fault Diagnosis for Symptom

Major Symptom	Expected Cause	Items to Check and Measures
Shift lever inoperable	Faulty shift cable tension	Adjust shift cable tension (refer to "Automatic Transaxle System – Inhibitor Switch")
	Faulty shift cable assembly/connection	Check manual control valve assembly and re-assemble if necessary.
	Faulty shift cable bracket installation	Check cable installation on the shift lever assembly and repair if necessary.
Shock when shifting to and from D/R Motor run-up when shifting to and from D/R	Faulty inhibitor switch "N" setting	Use the "N" setting jig and adjust the "N" setting.
	Faulty inhibitor switch "N" setting	(refer to "Automatic Transaxle System – Inhibitor Switch")
	Faulty oil pressure in the valve body.	Replace valve body assembly or inspect/replace transaxle assembly
Faulty engine start Current gear not indicated in the Cluster Warning Lamp ON Engine stall while stopped Creeping not possible Auto parking release disabled	Faulty CAN terminating resistance/circuit	Check PCU/battery management system module.
	Faulty CAN terminating resistance/circuit	Check PCU wiring connector conn ction.
	Faulty power supply (IG.1) to inhibitor switch circuit	Check for gap on the junction box power terminal in the engine compartment and fuse (TCU2) connection. Repair terminal or exchange junction box if necessary.
	Faulty inhibitor switch circuit fuse	Check fuse and junction box terminal, and repair.
	Faulty inhibitor switch wiring connector	Check for foreign substance in the wiring connector, and check for gap on the terminal.
	Faulty inhibitor switch wiring connector	Check sealing on unused pin, and check for corrosion on the terminal.
	Faulty reverse lamp circuit	Check reverse lamp ground, and reassemble if necessary.
	Faulty inhibitor switch wiring ground	Check wiring ground, and reassemble if necessary.
	Faulty inhibitor switch circuit (unused code)	Inspect in accordance with the inspection flow, then replace inhibitor switch if necessary.
	Faulty inhibitor switch operation (faulty mid-range)	Inspect in accordance with the inspection flow, then replace inhibitor switch if necessary.

Inhibitor Switch. Specifications

Inhibitor Switch. Repair procedures

Inspection ▶ Inspection flow of the inhibitor switch ▶ Items to check 1. Inspect DTC code. 2...

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