Toyota Tundra Service Manual: Starter Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. REMOVE STARTER RELAY (ST)

(a) Remove the engine room relay box cover.

(b) Remove the starter relay from the engine room relay block.

2. INSPECT STARTER RELAY

(a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Terminal Connection Condition Specified Condition 3 - 5 When battery voltage is not applied to terminals 1 and 2 10 kΩ or higher When battery voltage is applied to terminals 1 and 2 Below 1 Ω If the result is not as specified, replace the relay.

3. INSTALL STARTER RELAY