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P1100 Diagnostic Trouble Code Discussion for July 2012

Starter Switch Circuit Low Input

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Trouble Ticket Help Requests for DTC P1100
Help Request Posted
1997 Mercury Grand Marquis LS 4.6L MIL Lamp on VIN: 2MELM75W0V
P1100: Maf ckt intermittent. Vehicle came in with lean codes. Replaced maf sensor and air filter due to trash on maf. Vehicle came back about fifty miles later with same codes plus maf intermittent code. Element on maf was dirty again. Cleaned, reset kam and test drive. Ok. Also smoked in...
July 05, 2012