Mechanics

IDLE SURGE,VERY HIGH IDLE

2001 Hyundai Elantra • 64,000 miles

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
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RICK PELLERIN
August 11, 2012.




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

KHLow2008
Aug 11, 2012.


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