Inspection Procedure N-3

Theft-alarm system: Headlights (high-beam) do not flash when the theft-alarm system is triggered.

TECHNICAL DESCRIPTION (COMMENT)
If the headlights (high-beam) work normally, the front-ECU or the ETACS-ECU may be defective.

TROUBLESHOOTING HINTS
- Malfunction of the front-ECU
- Malfunction of the ETACS-ECU
- Damaged harness wires or connectors

DIAGNOSIS

STEP 1. Check the headlight (high-beam) operation.

Q: Do the headlights (high-beam) illuminate normally?

YES: Go to Step 2.
NO: Solve the problem first.

STEP 2. Replacement of ECU
1. Replace the ETACS-ECU.
2. The headlights (high-beam) should flash when the theft-alarm system is triggered.

Q: Do the headlights (high-beam) flash normally by the theft-alarm system?

YES: There is no action to be taken.
NO: Replace the front-ECU. The headlights (high-beam) should flash when the theft-alarm system is triggered.