toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Fuel Delivery and Air Induction|Specifications|Page 2554 > < Fuel Delivery and Air Induction|Specifications|Page 2552
Page 1
background image

Dashpot: Testing and Inspection

Inspection

1. Warm up engine to normal operating temperature.

2. Check idle speed and adjust if necessary.

Idle speed:  800 ( ± 50 rpm) 

3. Remove cap, filter and separator from Dash Pot.
4. Check and adjust Dash Pot setting speed.

^

Maintain engine speed at 2,500 rpm or more.

^

Plug the Vacuum Transmitting Valve (VTV) hole with your finger.

^

Release the throttle valve.

^

Check the Dash Pot is set.

Dash Pot setting speed: 2,000 ( ± 200) rpm 

Fuel Delivery and Air Induction|Specifications|Page 2554 > < Fuel Delivery and Air Induction|Specifications|Page 2552