Signal Circuit Inspection
WARNING: This page is about a different variant/trim than selected.
■ Check vehicle speed sensor
- Ignition "OFF".
- Disconnect Auto Head Lamp Leveling Sensor harness connector.
- After lifting up the vehicle, keep the engine "ON" for measurement condition.
- Measure signal waveform at AHLS ECM harness connector.
Specification: Refer to SIGNAL WAVEFORM & DATA
- Is "waveform" measured near the specified form in SIGNAL WAVEFORM & DATA under General information.
YES
- This is a intermittent problem caused by poor contact of component or Control Unit.
- Thoroughly check the looseness, poor connection, bent, corrosion, contamination, deformation or damage of connector.
- Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- After its repair done, Perform the lamp actuation by GDS in order to verify its normal operation.
NO
- Check the dashboard, wheel speed sensor and ABS (ESC) system.
- Check for open/short in harness.
- Repair as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- After its repair done, Perform the lamp actuation by GDS in order to verify its normal operation.