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International Automotive Technicians Network
1997 Geo Tracker 1.6L Readiness Monitors
Posted to GM Driveability on 12/9/2005 4 Replies

Hello Techs - I have a 97 Geo tracker 1.6 - came in with mil light on code P0135 - O2 heater circuit - and P0400 -EGR flow - We replaced rear O2 sensor, cleared codes and drove. The mil light stayed out and the O2 code is gone. The readiness monitors - catalys...

4 Replies Received (View Replies)

  Related Documents & Media  1997 Geo Tracker

 
Message Closed w/FIX

car Vehicle Data

1997 Geo Tracker

VIN 2CNBJ1364V
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsReadiness Monitors

Trouble Codes

P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0400Exhaust Gas Recirculation System Flow Malfunction
Message Closed w/FIX

car Vehicle Data

1997 Geo Tracker

VIN 2CNBJ1364V
Engine1.6 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsReadiness Monitors

Trouble Codes

P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P0400Exhaust Gas Recirculation System Flow Malfunction