P1463 – MERCEDES-BENZ

Code : P1463
Make : MERCEDES-BENZ
Description : P1463 MERCEDES-BENZ Secondary Air Injection System Defective
Possible causes :
– Faulty Secondary Air Injection (AIR) Pump Relay
– Secondary Air Injection (AIR) Pump Relay harness is open or shorted
– Secondary Air Injection (AIR) Pump Relay circuit poor electrical connection
– Faulty Secondary Air Injection (AIR) Valve / Solenoid
– Secon
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

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