What causes a bad traction sensor on a Pontiac Grand Prix?
Most likely a bad wheel hub assembly which holds bearings and ABS speed sensor. Jack up the wheel off the ground. Grab it at 12 and 6 position and shake it. Any movement equals bad bearings. This will cause the wheel speed sensor to move around and be read as a faulty ABS/Traction Indicator.
When does traction control go off in a Grand Prix GT?
When the lights are on and the error messages are on your control panel, the traction control is disabled. I have a 2004 Grand prix GT. Sometimes when im applying the brakes and turning at the same time, my abs kicks in. and sometimes the abs light, trac control light and the service brakes lights all come on.
Is the ABS service light still on on my Pontiac Grand Prix?
The ABS service light still on, after replacing the wheel baring, However, it still needs to be fixed. Hpe it helps to anyone. for me steering var, tapping was really anoying because I could feel while accelating and braking. My trac light comes on after a couple miles and therefore my RPM’s shut off.
Where is the wheel speed sensor on a Grand Prix?
Unplug the faulty wheel speed sensor, located on the back of the wheel bearing and hub assembly at each wheel in the Grand Prix and test the resistance of the sensor using your digital volt/ohm meter set to read resistance. The resistance of a good wheel speed sensor will be1k ohms +/- 10 percent.
Most likely a bad wheel hub assembly which holds bearings and ABS speed sensor. Jack up the wheel off the ground. Grab it at 12 and 6 position and shake it. Any movement equals bad bearings. This will cause the wheel speed sensor to move around and be read as a faulty ABS/Traction Indicator.
How does traction control work in a Grand Prix?
The anti-lock braking system (ABS) and Traction Control systems in your Grand Prix both use the ABS wheel-speed sensors and modulator valve assembly to control wheel slip. The ABS system monitors the wheel-speed sensors and relieves brake pressure on a wheel that it senses is nearing lock-up.
How to troubleshoot a Grand Prix ABS light and traction?
Go to step two if the code indicates a wheel speed sensor fault or step five if the codes indicates a solenoid fault. Select “Data” from the onscreen menu and scroll through the list until wheel speed sensor data is displayed on the screen. Test drive the car while monitoring the wheel speed signals, indicated by the fault code, on the scan tool.