Lack Or Loss Of Power During Acceleration Or Cruise
- Check for A/C condenser fan circuit malfunction.
- Check for A/C relay circuit malfunction.
- Check for automatic transaxle or transmission malfunction.
- Check for Camshaft Position (CMP) sensor malfunction.
- Check for cooling fan circuit malfunction.
- Check for Crankshaft Position (CKP) sensor malfunction.
- Check for damaged sensor ring on crankshaft pulley.
- Check for dragging brakes.
- Check for EGR valve malfunction.
- Check for fuel injector malfunction.
- Check for fuel pressure regulator malfunction.
- Check for fuel pulsation damper malfunction.
- Check for fuel pump malfunction.
- Check for incorrect A/C refrigerant charging amount.
- Check for incorrect gap between CKP sensor and crankshaft pulley.
- Check for incorrect valve timing due to jumped timing belt.
- Check for inoperative air charging pressure control system (Millenia 2.3L).
- Check for inoperative Lysholm compressor (Millenia 2.3L).
- Check for intake air system leak.
- Check for Knock Sensor (KS) malfunction.
- Check for low engine compression.
- Check for overheating engine.
- Check for PCV valve malfunction.
- Check for poor fuel quality.
- Check for purge solenoid valve malfunction.
- Check for restricted air filter.
- Check for restricted exhaust system.
- Check for restricted or plugged fuel lines.
- Check for slipping clutch (M/T).
- Check for spark plug malfunction.
- Check for spark plug wire malfunction.
- Check for throttle body malfunction.
- Check for Throttle Position (TP) sensor malfunction.
- Check for vacuum leak.
- Check for Variable Resonance Induction System (VRIS) malfunction (Millenia and 626 2.5L).
- Check for Vehicle Speed Sensor (VSS) circuit malfunction.
- Check for Variable Tumble Control System (VTCS) malfunction (Miata 1.8L, Protege, Protege5 and 626 2.0L).
- Check for Variable Valve Timing (VVT) system malfunction (Miata 1.8L).