Related PCM PIDs

PCM PIDS SPECIFICATION

item (definition)	Unit/Condition	Condition/Specification (Reference)	Inspection item(s)
APP (Accelerator pedal position)	%	Accelerator pedal released: Approx. 0% Accelerator pedal depressed: Approx. 100%	The following PIDs APP1, APP2
BARO (Barometric pressure)	KPa {MPa}, mBar {Bar}, psi, in H20	Displays BARO	BARO sensor
BARO (Barometric pressure)	V	Ignition switched ON (at sea level): Approx. 4.08 V	BARO sensor
BOO (Brake switch)	Off/On	Brake pedal released: Off Brake pedal depressed: On	Brake switch (No. 1 signal)
ECT (Engine coolant temperature No. 1)	°C, °F	Displays ECT	ECT sensor No. 1
ECT (Engine coolant temperature No. 1)	V	ECT is 20 °C {68 °F}: Approx. 3.10 V ECT is 40 °C {104 °F}: Approx. 2.16 V ECT is 60 °C {140 °F}: Approx. 1.40 V ECT is 80 °C {176 °F}: Approx. 0.87 V ECT is 100 °C {212 °F}: Approx. 0.54 V	ECT sensor No. 1
IAT (intake air temperature No. 1)	°C, °F	Displays IAT (No. 1)	IAT sensor No. 1
IAT (intake air temperature No. 1)	V	IAT is 20 °C {68 °F}: Approx. 2.70 V IAT is 40 °C {104 °F}: Approx. 1.80 V IAT is 60 °C {140 °F}: Approx. 1.20 V	IAT sensor No. 1
MAF (Mass airflow)	g/Sec	Displays MAF	MAF sensor
MAF (Mass airflow)	V	Switch ignition ON (MAF: 0.59 g/s {0.078 lb/min}): Approx. 0.72 V Idle (after warm up) (MAF: 2.17 g/s {0.287 lb/min}): Approx. 0.86 V Racing (engine speed is 2, 000 rpm) (MAF: 4.73 g/s {0.626 lb/min}): Approx. 1.07 V	MAF sensor
RPM (Engine speed)	RPM	Displays engine speed	CKP sensor