2002 Trailblazer Cooling Fan Speed Sensor

The gm 4 2l ll8 engine cooling system receives its heat transference via a unique fan that drives air through the various radiators only when activated under certain conditions to eliminate the waste of energy it takes to constantly drive that fan against the resistance of air. Vehicle has 52 000 miles. How to troubleshoot an electronic clutch fan circuit on an olds bravada or chevy blazer with a 4 2l engine.

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P0526 Cooling Fan Speed Sensor Circuit Youtube

Electro Viscous Fan P1482 Cooling Fan Speed Sensor Circuit Scannerdanner

P1481 Error Code Clutch Fan Speed Sensor Fault Gmtnation

2002 Trailblazer Possible Fan Clutch Problem Youtube

P0526 Fan Speed Sensor Chevy Trailblazer Trailblazer Ss And Gmc Envoy Forum

P0526 Code Fan Clutch Thread Chevy Trailblazer Trailblazer Ss And Gmc Envoy Forum

P0526 cooling fan speed sensor circuit fix code p0526 cooling fan speed sensor circuit.

2002 trailblazer cooling fan speed sensor.

I got check engine light on and poped code p1481 fan speed circuit sensor does that mean that i have a bad fan clutch since mine is an electronic fan clutch 2002 chevrolet trailblazer ltz 4wd maintenance repair. It is considered generic because it applies to all makes and models of vehicles 1996 newer although specific repair steps may vary depending on the model. The clutch fan stays engaged at any speed vehicle will suddenly loose acceleration and also gets poor gas mileage. What the p0526 code means.

Gm has issued a service bulletin to address a p0526 cooling fan speed sensor circuit trouble code on the following vehicles. This diagnostic trouble code dtc is a generic obd ii powertrain code. 2002 05 chevy trailblazers trailblazer exts gmc envoys envoy xls. The p0526 code means that the pcm detected a voltage reading that was either too low or too high from the electric cooling fan control circuit.

2002 chevy trailblazer has a serious fan clutch problem. The cooling fan speed signal circuit. Dtc p1481 will set if the engine is started without the drive belt on. The numbers below refer to the step numbers on the diagnostic table.

In order to maintain proper powertrain cooling requirements and to reduce the cooling fan noise as it is in use the pcm uses a signal from the cooling fan to assess its speed. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. The low reference circuit. This clutch fan has 5 wires.

Tests that the pcm receives a cooling fan speed signal through the cooling fan speed signal circuit. Cooling fan speed sensor circuit. 2 output control.