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P1619 Diagnostic Trouble Code Discussion for May 2015

MAP Cooling Thermostat Control Circuit Low

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Trouble Ticket Help Requests for DTC P1619
Help Request Posted
2003 BMW 330Ci 3.0L No Start, MIL Lamp on VIN: WBABS53443
P1619: MAP Cooling Thermostat Control Circuit Low. Complaint is that once it had a long crank, when it started it was rough then it smoothed out, OK since then. Trying to figure out what actually sets the code. Temperature seems OK. Scan data looks OK. Does the PCM (alias DME) use the thermostat heater to calc...
May 07, 2015