Signal Circuit Inspection

WARNING: This page is about a different variant/trim than selected.

■ Check Short to Ground in Harness

Ignition "OFF"
Disconnect Ambient Sensor and A/C control unit main harness connector.
Measure resistance between Power terminal of ambient sensor harness connector and chassis ground.
Specification : Infinity

Fig 1: Measuring Resistance Between Ambient Sensor Harness Connector And Chassis Ground
Courtesy of HYUNDAI MOTOR AMERICA
Is the measured resistance within specification?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Check for short to ground in harness.
- Repair as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.