Subjects>Auto>European Cars

Why is engine idle on a 1994 4Runner idling very rough even after a complete electrical tune up What should a person look for and what could be the problems?

Anonymous

∙ 18y ago

Updated: 10/21/2022

Clean the rotor cap contacts from inside as they build up salts by time..check the injectors and the fuel pump also..timing belt check.. oxygen sensor....lastly the valves..they might need adjustments or slight repair.

Wiki User

∙ 18y ago

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