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1999 Mitsubishi Eclipse GSX 2.0L Excessive Emissions, Poor Idle Quality
Posted to Asian Driveability on 4/20/2004 5 Replies

I tested several items, and scanned for causes of such a rich mixture. Found only one probable cause, the MAF. The spec for air flow per Alldata factory data is 4-5 g/sec at idle; & 22 - 44 Hz at MAF. I see(per scan data) 12 - 13 g/sec, and at MAF measure 160 ...

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  Related Documents & Media  1999 Mitsubishi Eclipse GSX

 
Message Closed w/FIX

car Vehicle Data

1999 Mitsubishi Eclipse GSX

VIN 4A3AL54F6X
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways
Misc.Turbo 4WD

Trouble Codes

P0120Throttle Position Sensor Circuit Malfunction
P0170Fuel Trim Too Rich Or Too Lean
Message Closed w/FIX

car Vehicle Data

1999 Mitsubishi Eclipse GSX

VIN 4A3AL54F6X
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways
Misc.Turbo 4WD

Trouble Codes

P0120Throttle Position Sensor Circuit Malfunction
P0170Fuel Trim Too Rich Or Too Lean