P1405 Engine Error Code

When you check engine light came on code P1405 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P1405 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on your car models.

P1405 Code Symptoms

P1405 OBD2 specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.

Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.

P1405 OBD-II Diagnostic Powertrain (P) Trouble Code Description P1405 OBD-II Trouble Code DPFE Sensor Upstream Hose Off Or Plugged is one of the definitions for the P1405; however your vehicles manufacturer may have a different definition for the P1405 code. Please check below for your spe P1405 Code Review : The reason of P1405 OBD-II Engine Error Code is P1405 DPFE Sensor Upstream Hose Off Or Plugged.

P1405 Code Dictionary Meaning:

- 1 - MFG - Manufacturer Specific 4 - Fuel And Air Metering (Injector Circuit Malfunctions Only) 0 - Air Conditioning (A/C) Clutch Feedback Circuit High Voltage 5 - Cruise Inhibit Control Circuit

How long can you drive with a P1405 code ?

If your vehicle is displaying a P1405 OBD2 error code but is still running and driving normally, it means that the issue might not be immediately critical or causing immediate harm to the vehicle. However, it's important to address the issue as soon as possible for several reasons:

• Potential for Worsening
• Decreased Fuel Efficiency
• Emissions Testing Compliance
• Risk of Further Damage
• Safety Concerns
• Legal Considerations