P1412 LAND-ROVER – Secondary Air Injection System Fault Bank 1

P1412 LAND-ROVER Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1412 LAND-ROVER Possible Causes

Faulty Secondary Air Injection (SAI) Vacuum Solenoid Valve,Intake air leak,Blocked SAI System hoses,SAI Vacuum Solenoid Valve harness is open or shorted,SAI Vacuum Solenoid Valve circuit poor electrical connection

P1412 LAND-ROVER Description

The secondary air injection pump relay is located in the engine compartment fusebox. The Engine Control Module (ECM) is used to control the operation of the SAI pump via the SAI pump relay. Power to the coil of the relay is supplied from the vehicle battery via the main relay and the ground connection to the coil is via the ECM.