Toyota Sienna Quiz
Engine

Cooling fan relay

In this manual: Engine
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
~1min read

On-vehicle inspection

On-vehicle inspection

1. Cooling fan relay

(a) Remove the relay from engine room relay block No.

1.

(b) Measure the resistance of the relay.

Standard resistance

If the result is not as specified, replace the cooling fan relay.

(c) Install the relay to engine room relay block No. 1.

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.