Lexus IS250 IS220d GSE20 ALE20 - LIGHTING
DOOR COURTESY LIGHT - INSPECTION
1. INSPECT DOOR COURTESY LIGHT |

Disconnect the connector from the door courtesy light.
Measure the voltage according to the value(s) in the table below.
- Standard voltage:
LH Side: Tester Connection Condition Specified Condition M5-2 (+) - M5-1 (-) Any door is opened 10 to 14 V M5-2 (+) - M5-1 (-) All doors are closed Below 1 V RH Side: Tester Connection Condition Specified Condition L6-2 (+) - L6-1 (-) Any door is opened 10 to 14 V L6-2 (+) - L6-1 (-) All doors are closed Below 1 V
If the result is not as specified, repair or replace the wire harness or connector.

Connect the (+) lead from the battery to terminal 2 and the (-) lead to terminal 1.
Check that the door courtesy light comes on.
- OK:
- Comes on
If the result is not as specified, replace the door courtesy light.