Having problems with your 1994 Toyota Pickup ?

94 Toyota 2.4 engine idles fast. when warms up it starts surging

\015 Can remove oil cap or vacuum hose engine will idle down and run smooth. When it is surging the exhaust burns my eyes. When I remove a vacuum hose the exhaust is fine.\015 Posted / edited by AnonymousUser on : 18-10-2021

Answers :

Sounds like an Idle air control valve or a positive crankcase ventalation valve(or pcv valve). use some intake cleaner in the air intake and take the pcv valve out and shake it it should rattle and move freely. mike
Repair Help & Product Troubleshooting for 1994 Toyota Pickup

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