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P1591 Diagnostic Trouble Code Discussion for January 2014

Neutral Position Switch Low Input

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Trouble Ticket Help Requests for DTC P1591
Help Request Posted
2002 Land Rover Discovery Series II SD 4.0L Excessive Emissions, Misfire, MIL Lamp on
P1591: multiple cylinders misfire. I started working after my coworker change spark plugs and spark plug wires, I checked and showed two wires for each coil, but noticed that the injector pulse at 7.0 ms. and I wonder if computer can be at fault, do not have much information on land rovers and ...
January 12, 2014