Lack Or Loss Of Power During Acceleration Or Cruise
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2003 Mazda Tribute, 2003 Mazda Protege5, 2003 Mazda Protege, 2003 Mazda MX-5 Miata, and 2003 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
- Check for improper A/C system operation.
- Check for erratic signal or no signal from CMP sensor.
- Check for air leakage from intake-air system parts.
- Check for air leakage from intake-air system parts.
- Check for improper operation of electronic throttle control system.
- Check for purge control solenoid malfunction.
- Check for EGR valve malfunction.
- Check for dragging brakes.
- Check for erratic signal from CKP sensor.
- Check for low engine compression.
- Check for vacuum leakage.
- Check for poor fuel quality.
- Check for erratic signal ignition coil.
- Check for engine overheating.
- Check for throttle body malfunction.
- Check for spark plug malfunction.
- Check for air cleaner restriction.
- Check for PCV valve malfunction.
- Check for improper valve timing due to jumping out of timing belt.
- Check for improper operation of variable valve timing control system.
- Check for restriction in exhaust system.
- Check for intermittent open or short in fuel pump circuit.
- Check for inadequate fuel pressure.
- Check for fuel pump mechanical malfunction.
- Check for fuel line restriction or clogging.
- Check for fuel leakage from fuel injector.
- Check for fuel injector clogging.
- Check for intermittent open or short of MAF sensor, APP sensor, TP sensor and VSS.
- Check for ATX malfunction (ATX).
- Check for slipping clutch (M/T).