Tundra 4WD V8-5.7L (3UR-FE) (2007)
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1. Measure the resistance according to the value(s) in the table.
If the result is not as specified, replace the A/F fuse.
b. Measure the resistance of the A/F sensor heater relay circuit.
1. Measure the resistance according to the value(s) in the table.
If the result is not as specified, replace the integration relay.
3. INSTALL INTEGRATION RELAY (UNIT E)
a. Connect the 3 connectors.
b. Install the integration relay to the engine room relay block.
c. Install the engine room relay block cover.
