P0100moderate severityPowertrain
Mass Air Flow (MAF) Circuit
on 2001 Aston Martin DB7 3.2L I6 Supercharged · RWD
What this code means
The PCM detected a general malfunction in the Mass Air Flow sensor circuit.
Symptoms
- Check Engine Light
- Poor acceleration
- Rough idle
- Engine stalling
- Black smoke
Common causes
- Faulty MAF sensor
- Dirty MAF sensor element
- Air leak after MAF
- Wiring issue
- Damaged air filter
Diagnostic steps
- Inspect MAF sensor for contamination
- Check for air leaks between MAF and throttle body
- Test MAF signal with scan tool
- Inspect wiring and connector
- Try cleaning MAF with approved cleaner
Repair notes
Clean MAF sensor with electronics cleaner. Replace if cleaning does not resolve.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1