P1124 Diagnostic Trouble Code Discussion for December 2004
Electronic Throttle Control Actuator Relay High Input
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| Help Request | Posted | |
| 1995 Mercury Grand Marquis LS 4.6L Poor Idle Quality VIN: 2MELM75W8S P1124: tps out of self test range. I have this Merc. that likes to surge the idle speed up and down about 100-150 RPM's at stop sign's sometimes.Makes no difference if engine cold or hot.Sometimes it will idle just fine.Looked into throttle plate not much sludge buildup. I did replace IAC motor... |
December 07, 2004 |
