1990 montero erradic idle

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Dec 15, 2005 | 11:41 PM

luv2hunt

Thread Starter

Joined: Dec 2005

Posts: 2

1990 montero erradic idle

My idle is jumping high then low when sitting. just started after i cleaned throttle body. Thought it may be iac, but that did not help. does anyone have any directions to go...

Dec 19, 2005 | 04:14 PM

Winshawn

Joined: Jan 2005

Posts: 269

From:

RE: 1990 montero erradic idle

Are you spark plugs old? Try new ones.

Dec 19, 2005 | 05:54 PM

off roader

Joined: Oct 2005

Posts: 419

From:

RE: 1990 montero erradic idle

Quote:

ORIGINAL: luv2hunt

My idle is jumping high then low when sitting. just started after i cleaned throttle body. Thought it may be iac, but that did not help. does anyone have any directions to go...

What did you do with regards to the IAC? Did you swap in a good one? It could also be the ECU if your throttle body is clean.