Engine
Engine Hesitation on Acceleration
Description
Engine stumbles, bogs, or pauses when pressing the accelerator. Most noticeable from a stop or during passing maneuvers.
Common Causes
Worn spark plugs or ignition coils
Dirty mass airflow sensor
Vacuum leak causing lean condition
Low fuel pressure
Faulty throttle position sensor
Turbo underboost on forced-induction engines
Related Trouble Codes
P0087
Fuel Rail/System Pressure Too Low
High
P0088
Fuel Rail/System Pressure Too High
High
P0100
Mass Air Flow Circuit Malfunction
Moderate
P0101
Mass Air Flow Circuit Range/Performance
Moderate
P0121
Throttle Position Sensor Range/Performance
Moderate
P0122
Throttle Position Sensor Circuit Low Input
Moderate
P0123
Throttle Position Sensor Circuit High Input
Moderate
P0171
System Too Lean (Bank 1)
Moderate
P0172
System Too Rich (Bank 1)
Moderate
P0299
Turbocharger/Supercharger Underboost Condition
High
P0300
Random/Multiple Cylinder Misfire Detected
High
P2135
Throttle/Pedal Position Sensor A/B Voltage Correlation
High
P2138
Throttle/Pedal Position Sensor D/E Voltage Correlation
High
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Quick Info
| System | Engine |
| Related DTCs | 13 |