Lighting System Diagnosis

HEADLIGHT, FRONT SIDE MARKER LIGHT AND POSITION LIGHT ASSEMBLY

LIGHTING SYSTEM DIAGNOSIS

INTRODUCTION

HEADLIGHT DIAGNOSIS
- The headlights are controlled by the Simplified Wiring System (SWS). For troubleshooting, refer to Powertrain Management / Computer and Control Systems / Information Bus / Testing and Inspection / Simplified Wiring System.
Information Bus








- Illumination conditions for the headlight, with daytime running light function, are shown in the table. When lighting switch is set to position "ON", illumination conditions are reset to normal.

If it does not operate correctly, the cause is probably a malfunction of the daytime running light circuit.

Daytime running light troubleshooting, refer to SYMPTOM CHART.