Hyundai Tucson: ESC(Electronic stability system) System / Steering Angle Sensor Description and Operation

Description
The Steering Angle Sensor (SAS) is installed in EPS (Electric Power Steering) and it sends messages to HECU through CAN communication line.
The SAS is used to determine turning direction and speed of the steering wheel.
The HECU uses the signals from the SAS when performing ESP-related calculations.
Components (Steering Angle Sensor, Torque Sensor, Failsafe relay, etc.) of the EPS system are located inside the steering column & EPS unit assembly and the steering column & EPS unit assembly must not be disassemble to inspect or replace them.
(Refer to “ST (Steering system) Gr”)

DBC Switch Repair procedures
Inspection 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the crash pad side switch assembly. (Refer to Body - "Crash Pad") 3. Check the continuity b ...

Body (Interior and Exterior)
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Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Emergency towing
If towing is necessary, we recommend you have it done by an authorized HYUNDAI dealer or a commercial tow truck service. If towing service is not available in an emergency, your vehicle may be temporarily towed using a cable or chain secured to the emergency towing hook at the front (or rea ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Smart Key Unit Repair procedures
Removal Smart Key Unit 1. Disconnect the negative (-) battery terminal. 2. Remove the glove box housing. (Refer to the BD group - "Crash pad") 3. After disconnecting the smart key unit connector (A), loosen the smart key unit mounting bolts, and remove the smart key unit (B). RF R ...

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