P1253moderate severityPowertrain
VTEC System Circuit Fault
on 2009 Acura RL 3.5L V6 · AWD
What this code means
Electrical fault in the VTEC solenoid circuit.
Symptoms
- CEL
- Loss of VTEC at high RPM
- Reduced top-end power
- Flat feeling above 4000 RPM
Common causes
- Faulty VTEC solenoid
- Open/short in wiring
- Low oil pressure
- Dirty oil clogging screens
Diagnostic steps
- Test solenoid resistance
- Check oil level
- Inspect VTEC screen
- Test with scan tool
Repair notes
Replace VTEC solenoid or change oil.
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