FUEL FILTER - INSPECTION

1. INSPECT LEVEL WARNING SWITCH

Inspect the level warning switch.

Using an ohmmeter, measure the resistance between the terminals.

Standard resistance:
Tester Connection Condition Specified Condition
1 - 2 ON (Float upper end position) Below 1 Ω
1 - 2 OFF (Float lower end position) 10 kΩ or higher

If the result is not as specified, replace the fuel sedimenter assembly.

LEXUS IS250, IS220d / GSE20 ALE20