P0216high severityPowertrain
Injection Timing Control Circuit
on 2008 Chevrolet Impala 3.5L V6 · FWD
What this code means
Malfunction in the fuel injection timing control circuit. Common in diesel engines.
Symptoms
- Check Engine Light
- Poor performance
- Excessive smoke
- Hard starting
- Knocking
Common causes
- Faulty injection timing solenoid
- Wiring damage
- Injection pump failure
- PCM failure
Diagnostic steps
- Test timing solenoid
- Check wiring
- Monitor injection timing with scan tool
- Test injection pump
Repair notes
Repair injection timing system. Common in diesel injection pumps.
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