P03A3 Pontiac Bonneville OBD Code

OBD/2 P03A3 error code description and symptoms.

Throttle Position (TP) Sensor Intermittent The TP sensor circuit is monitored by the PCM for sudden TP rotation angle (or voltage) input change through the comprehensive component monitor (CCM). If during the last 80 warm-up cycles in key ON engine running the PCM detects a TP rotation angle (or voltage) changes beyond the minimum or maximum calibrated limit, a continuous diagnostic trouble code (DTC) is stored. Poor continuity through the TP sensor connectors Poor continuity through the TP harness Intermittent open or short inside the TP sensor While accessing the TP V PID on the scan tool, lightly tap on the TP sensor or wiggle the TP sensor connector and harness.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code P03A3, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code P03A3 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

P03A3 Pontiac Bonneville Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine P03A3 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If lack of ho2s switch - sensor indicates lean so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the lack of ho2s switch - sensor indicates lean.

Common Causes of Pontiac Bonneville P03A3 OBD2 Code

A common cause of code P03A3 is the failure of Lack Of HO2S Switch - Sensor Indicates Lean, but there are several other possible causes as well, such as ;

Damaged VCT phaser
Dirty Oil
Faulty Intake Valve Timing Control Solenoid Valve
Faulty Air Flow Meter

P03A3 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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P03A3 Pontiac Bonneville OBD Code

P03A3 Pontiac Bonneville Error Code Repair Process :

Common Causes of Pontiac Bonneville P03A3 OBD2 Code

P03A3 code for other Pontiac cars