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P0142 Diagnostic Trouble Code Discussion for June 2007

Heated Oxygen Sensor (Bank 1 Sensor 3) Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0142
Help Request Posted
1997 Mercury Cougar XR-7 4.6L No Start VIN: 1MELM62W1V
P0142: HO2S12 heater. This car will not start until the fuel pump does its prime which can last up two minutes. Has good fuel presure as soon as the key is turned on. Car has no spark or niode. Has power to injectors and coils but they are not being grounded. Also no comunication w...
June 11, 2007