P1608high severityPowertrain
ECM/PCM Internal Circuit Failure B
on 2006 Acura RL 3.5L V6 · AWD
What this code means
Secondary internal ECM/PCM circuit malfunction.
Symptoms
- CEL
- Various drivability issues
- Stalling
- Rough running
- Shift problems
Common causes
- Internal PCM failure
- Poor power supply
- Corroded connectors
- Water intrusion
Diagnostic steps
- Check ECM power supply
- Inspect connectors
- Test for water damage
- Monitor ECM
Repair notes
Replace ECM/PCM.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1