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P1412 Diagnostic Trouble Code Discussion for January 2013

EGR Vacuum Regulator Solenoid Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1412
Help Request Posted
2003 Land Rover Discovery SE 4.6L MIL Lamp on VIN: SALTY164X3
P1412: Secondary Air Bank 1. ... customer came with check engine light on and codes P1412 & P1415. I let it cool overnight (~20 degrees F) and had no secondary air pump on start-up. I checked for voltage to air pump: none. I checked for voltage to relay: good. I jumper relay: pump run...
January 28, 2013
2003 Land Rover Discovery SE 4.6L MIL Lamp on VIN: SALTY164X3
P1412: Secondary Air Bank 1. ... customer came with check engine light on and codes P1412 & P1415. I let it cool overnight (~20 degrees F) and had no secondary air pump on start-up. I checked for voltage to air pump: none. I checked for voltage to relay: good. I jumper relay: pump run...
January 28, 2013