No. 2 Heated Steering Wheel System Operates Constantly: Notes

NO. 2 HEATED STEERING WHEEL SYSTEM OPERATES CONSTANTLY (HEATED STEERING WHEEL) POSSIBLE CAUSES

Description

Heated steering wheel warms steering wheel even though heated steering wheel switch is off

Possible Causes

Heated steering wheel switch is always ON

Heated steering wheel control unit falsely detects heated steering wheel switch is ON

Heated steering wheel control unit malfunction
Clock spring malfunction
Short circuit in wiring harness between the following terminal:
- Heated steering wheel control unit terminal C and indicator unit terminal I

Courtesy of MAZDA MOTORS CORP.

When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while performing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions. If there is a problem, check to make sure connectors, terminals and wiring harnesses are connected correctly and undamaged.