Chevrolet Sonic Repair Manual: Air Metering/Acceleration

Fuel Pump Control Module Programming and Setup

The fuel pump control module must be programmed with the proper calibration software. The module stores and utilizes this information however if it is not properly configured with the correct cali ...

Throttle Actuator Control (TAC) System Description

acceleratorpedalassemblyi/pappsensor1appsensor2ignitionvoltage(ifequipped)cruisecontrolswitch(ifequipped)(ifequipped)throttlebodybcmtpsensor1tpsensorreducedenginepowerlampthrottleactuatormotor The ...

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Brake Pedal Position Sensor Calibration
Calibration Criteria Note: Do not apply the brake pedal during the brake pedal position sensor calibration procedure. Any movement of the brake pedal during this procedure will cause the calibration procedure to fail. If this occurs, the brake pedal position sensor calibrati ...

Steering Knuckle Replacement
Removal Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation. Remove the wheel speed sensor from the steering knuckle. Refer to Front Wheel Speed Sensor ...

Battery Charging
Special Tools EL 50313 Battery Tester For equivalent regional tools, refer to Special Tools. Diagnostic Aids For best results, use an automatic taper-rate battery charger with a voltage capability of 16 V. The charging area should be well ventilated. Do not charge a bat ...