HFL Switch Test

SRS components are located in this area. Review the SRS component locations and the precautions and procedures before doing repairs or service.

NOTE: HFL switch, HFL-navigation voice control switch are the same parts.

1. Steering Wheel Trim - Remove

Remove the steering wheel trim.

2. HFL Switch - Test
1.
Measure the resistance between terminals No. 3 and No. 4 in each switch position according to the table.

Position
Resistance
No button pressed
About 10 k?
TALK button pressed
About 2.2 k?
HANG-UP/BACK button pressed
About 47 ?
PICK-UP button pressed
About 222 ?
2.
If the resistance is not as specified, replace the HFL switch.

3. Steering Wheel Trim - Install

Install the steering wheel trim.