Hyundai Tucson: Body Electrical System / Ignition Switch Assembly

Start/Stop Button Repair procedures

Removal 1. Disconnect the negative(-) battery terminal. 2. Remove the left air vent. (Refer to the BD group - "Crash pad") 3. Disconnect the connector (A). [LHD] [RHD] 4. Remove th ...

Repair procedures

Inspection 1. Disconnect the ignition switch connector (B) and key warning switch connector (A) from under the steering column. 2. Check for continuity between the terminals. 3. If continu ...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Headlight welcome function
When the headlight switch is in the ON position or in the AUTO position and all doors (and tailgate) are closed and locked, if you press the door unlock button on the remote transmitter or smart key, the headlights will come on for about 15 seconds. If the headlight switch is in the AUTO posi ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Troubleshooting
Failure Diagnosis 1. In principle, ESC and TCS controls are prohibited in case of ABS failure. 2. When ESC or TCS fails, only the failed system control is prohibited. 3. However, when the solenoid valve relay should be turned off in case of ESC failure, refer to the ABS fail-safe. 4. ...