Description

Headlight auto leveling system initialization error

Detection condition

• Headlight auto leveling system initialization is not performed with the Ignition switched ON (engine off or on).

Fail-safe function

• The swivel actuator is moved to the center.

• The headlight leveling actuator is stopped at the position when the malfunction is determined.

Possible cause

• Headlight auto leveling system initialization is not performed.

• AFS control module malfunction

System wiring diagram

Not applicable

Step

Inspection

Action

1

• Perform the headlight auto leveling system initialization.

  (See HEADLIGHT AUTO LEVELING SYSTEM INITIALIZATION.)

• Clear the DTC for the AFS control module using the M-MDS.

  (See CLEARING DTC [ADAPTIVE FRONT LIGHTING SYSTEM (AFS)].)

• Retrieve the AFS control module DTCs using the M-MDS.

  (See DTC INSPECTION [ADAPTIVE FRONT LIGHTING SYSTEM (AFS)].)

• Is the same DTC displayed?

Yes

Perform the headlight auto leveling system initialization again, then go to the next step.

(See HEADLIGHT AUTO LEVELING SYSTEM INITIALIZATION.)

No

Go to Step 3.

2

• Clear the DTC for the AFS control module using the M-MDS.

  (See CLEARING DTC [ADAPTIVE FRONT LIGHTING SYSTEM (AFS)].)

• Retrieve the AFS control module DTCs using the M-MDS.

  (See DTC INSPECTION [ADAPTIVE FRONT LIGHTING SYSTEM (AFS)].)

• Is the same DTC displayed?

Yes

Repeat the inspection from Step 1.

• If the malfunction recurs, replace the AFS control module.

  (See ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE REMOVAL/INSTALLATION.)

Go to the next step.

No

Go to the next step.

3

• Are any other DTCs displayed?

Yes

Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.

(See DTC TABLE [ADAPTIVE FRONT LIGHTING SYSTEM (AFS)].)

No

DTC troubleshooting completed.