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P1931 Diagnostic Trouble Code Discussion for February 2013

4 glow plugs open right bank

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Trouble Ticket Help Requests for DTC P1931
Help Request Posted
1997 Ford F-250 Lariat 7.3L MIL Lamp on, Hard start cold VIN: 1FTHX26F4V
P1931: 4 glow plugs open right bank. Hope there is someone out there familiar with this system! this is a california emission 7.3 i replaced the glow plug relay with correct motorcraft part. It had a starter solenoid in its place, the pcm is turning on the relay as needed, wiring all looks factor...
February 04, 2013