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1998 Chevrolet Astro 4.3L MIL Lamp on
Posted to GM Driveability on 7/29/2001 8 Replies

Dear Fello Techs,

I'm not to familar with CPI, so my question is does the pressure differential indexing on this system operate like other port injection systems? Pressure Spec for this system for KOER is 60 to 66 psi.

What I have is pressure any where betw...

8 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet Astro

 
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Astro

VIN 1GNEL19W7W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Sequential CPI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise, Intermittently
Misc.4X2 Model

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Astro

VIN 1GNEL19W7W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Sequential CPI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise, Intermittently
Misc.4X2 Model

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)