Lexus ES manuals

Lexus ES: Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT HORN RELAY

*a

Component without harness connected

(HORN Relay)

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Auxiliary battery voltage not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Auxiliary battery voltage applied between terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace the HORN relay.

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