toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

On-Vehicle Inspection|Page 4011 > < Throttle Valve Angle Specifications|Page 4008
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Throttle Body: Testing and Inspection
On-Vehicle Inspection

ON-VEHICLE INSPECTION 

1. Inspect throttle body.

Check that the throttle linkage moves smoothly.

2. Inspect throttle position sensor.

(a) Apply vacuum to the throttle opener.
(b) Disconnect the sensor connector.

Ohmmeter Connection

Reference

(c) Using an ohmmeter, measure the resistance between each terminal.
(d) Reconnect the sensor connector.

3. M/T: Inspect dashpot (DP). 

(a) Allow the engine to warm up to normal operating temperature.
(b) Check idle speed.

Idle speed: 700 ±50 rpm 

On-Vehicle Inspection|Page 4011 > < Throttle Valve Angle Specifications|Page 4008