Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2006 Suzuki Verona BaseFACTORY OEM SERVICE PROCEDURE
Engine Control System - DTC P0221 Through P0459
- DTC P0221: Throttle Position (TP) Sensor 2 Performance
- DTC P0222: Throttle Position (TP) Sensor 2 Circuit Low Voltage
- DTC P0223: Throttle Position (TP) Sensor 2 Circuit High Voltage
- DTC P0230: Fuel Pump Relay Control Circuit
- DTC P0261: Injector 1 Control Circuit Low Voltage
- DTC P0262: Injector 1 Control Circuit High Voltage
- DTC P0264: Injector 2 Control Circuit Low Voltage
- DTC P0265: Injector 2 Control Circuit High Voltage
- DTC P0267: Injector 3 Control Circuit Low Voltage
- DTC P0268: Injector 3 Control Circuit High Voltage
- DTC P0270: Injector 4 Control Circuit Low Voltage
- DTC P0271: Injector 4 Control Circuit High Voltage
- DTC P0273: Injector 5 Control Circuit Low Voltage
- DTC P0274: Injector 5 Control Circuit High Voltage
- DTC P0276: Injector 6 Control Circuit Low Voltage
- DTC P0277: Injector 6 Control Circuit High Voltage
- DTC P0300: Engine Misfire Detected
- DTC P0301: Cylinder 1 Misfire Detected
- DTC P0302: Cylinder 2 Misfire Detected
- DTC P0303: Cylinder 3 Misfire Detected
- DTC P0304: Cylinder 4 Misfire Detected
- DTC P0305: Cylinder 5 Misfire Detected
- DTC P0306: Cylinder 6 Misfire Detected
- DTC P0324: Knock Sensor (KS) Module Performance
- DTC P0329: Knock Sensor 1 Malfunction
- DTC P0334: Knock Sensor 2 Malfunction
- DTC P0335: Crankshaft Position (CKP) Sensor Circuit
- DTC P0336: Crankshaft Posit ion (CKP) Sensor Performance
- DTC P0337: Crankshaft Position (CKP) Sensor Malfunction
- DTC P0340: Camshaft Position (CMP) Sensor Circuit
- DTC P0341: Camshaft Position (CMP) Sensor Performance
- DTC P0351: Ignition Coil 1 Control Circuit
- DTC P0352: Ignition Coil 2 Control Circuit
- DTC P0353: Ignition Coil 3 Control Circuit
- DTC P0354: Ignition Coil 4 Control Circuit
- DTC P0355: Ignition Coil 5 Control Circuit
- DTC P0356: Ignition Coil 6 Control Circuit
- DTC P0400: Exhaust Gas Recirculation (EGR) Flow Incorrect
- DTC P0401: Exhaust Gas Recirculation (EGR) Flow Insufficient
- DTC P0402: Exhaust Gas Recirculation (EGR) Flow Excessive
- DTC P0403: Exhaust Gas Recirculation (EGR) Solenoid Control Circuit
- DTC P0404: Exhaust Gas Recirculation (EGR) Open Position Performance
- DTC P0405: Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage
- DTC P0406: Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage
- DTC P0420: Catalyst System Low Efficiency Bank 1
- DTC P0430: Catalyst System Low Efficiency Bank 2
- DTC P0442: Evaporative (EVAP) Emission System Small Leak Detected
- DTC P0443: Evaporative (EVAP) Emission Purge Solenoid Control Circuit
- DTC P0446: Evaporative (EVAP) Emission Vent Valve Stuck closed
- DTC P0451: Fuel Tank Pressure (FTP) Sensor Performance
- DTC P0452: Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage
- DTC P0453: Fuel Tank Pressure (FTP) Sensor Circuit High Voltage
- DTC P0454: Fuel Tank Pressure (FTP) Sensor Circuit Intermittent
- DTC P0455: Evaporative (EVAP) Emission System Large Leak Detected
- DTC P0456: Evaporative (EVAP) Emission System Very Small Leak Detected
- DTC P0457: Evaporative (EVAP) Emission System Fuel Cap Leak Detected
- DTC P0458: Evaporative (EVAP) Emission Purge Solenoid Control Circuit Low Voltage
- DTC P0459: Evaporative (EVAP) Emission Purge Solenoid Control Circuit High Voltage
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.