P1253moderate severityPowertrain
VTEC System Circuit Fault
on 1997 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.
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P0001
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P0001
Fuel Volume Regulator Control Circuit/Open
P0002
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P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
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P0003
Fuel Volume Regulator Control Circuit Low
P0004
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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