Lexus IS250 IS220d GSE20 ALE20 - LIGHTING
HAZARD WARNING SWITCH - INSPECTION
1. INSPECT INTEGRATION CONTROL PANEL (Without Navigation System) |

Measure the resistance according to the value(s) in the table below.
- Standard resistance:
Tester Connection Switch Condition Specified Condition J54-12 (F) - J54-8 (E) Hazard warning switch OFF 10 kΩ or higher J54-12 (F) - J54-8 (E) Hazard warning switch ON Below 1 Ω
If the result is not as specified, replace the integration control panel.
2. INSPECT CLOCK ASSEMBLY (With Navigation System) |

Measure the resistance according to the value(s) in the table below.
- Standard resistance:
Tester Connection Switch Condition Specified Condition J53-12 (F) - J53-2 (E) Hazard warning switch OFF 10 kΩ or higher J53-12 (F) - J53-2 (E) Hazard warning switch ON Below 1 Ω
If the result is not as specified, replace the clock assembly.