
2004 Chevrolet Blazer LS 4.3L MIL Lamp on
vehcle came in with mil on code p0155. data stream showed all parameters ok. freeze frame show code set only at cold startup. assumed old sensor and replaced. mil comes back on and data points to high resistence at start up so codes sets for out of range condi...
FIX posted 1/8/2010
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Message Closed w/FIX
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VIN | 1GNDT13X94 |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Blazer LS
VIN | 1GNDT13X94 |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |