IDLE SURGE,VERY HIGH IDLE

2001 Hyundai Elantra

Tiny

RICK PELLERIN

August, 11, 2012 AT 6:59 PM

01 HYUNDAI ELANTRA. REPLACED BAD ALTERNATOR, NOW IT SURGES AT IDLE UNTIL COMPUTER SETS, THEN IT REVS TO 4000 RPM. CODE P0121, REPLACED TPS, STILL DOES SAME THING. ANY IDEAS? THANKS IN ADVANCE

1 Answer

Tiny

KHLow2008

August, 11, 2012 AT 7:06 PM

Check for vacuum leaks and ensure the wireharness is clean and secure.

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