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International Automotive Technicians Network
2000 Isuzu Trooper LS 3.5L Poor Fuel Economy
Posted to Asian Driveability on 3/23/2010 7 Replies

Hi Izuzu techs,

we have a 2000 trooper that has dropped fuel milage from 19.5 to 16 miles per gallon on the highway.

the tests done so far are: fuel pressure 35 reg 43 unreg. no signs of fuel in vac line to fuel press reg.

timing at idle 12 degrees btdc. ha...

7 Replies Received (View Replies)

  Related Documents & Media  2000 Isuzu Trooper LS

 
Message Closed w/Summary

car Vehicle Data

2000 Isuzu Trooper LS

VIN JACDJ58X9Y
Engine3.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways

Trouble Codes

P1340ION Sensing Module Cylinder ID Malfunction
Message Closed w/Summary

car Vehicle Data

2000 Isuzu Trooper LS

VIN JACDJ58X9Y
Engine3.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways

Trouble Codes

P1340ION Sensing Module Cylinder ID Malfunction