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Inputs to the Electronic Control Module(ECM)

Inputs to the Electronic Control Module (ECM)


Inputs to the Electronic Control Module (ECM)


• +30 Voltage supply

• +15 Voltage supply

• Ground, reference ground

• Crankshaft position sensor

• Manifold absolute pressure sensor

• Intake air temperature sensor

• Engine coolant temperature sensor

• Throttle position sensor

• Oxygen sensor

• Ignition discharge module


• Evaporative emission canister purge valve

• Brake light switch

• AC-ACC

• Cruise control

• Vehicle speed

• Diagnosis

• DRIVE position on cars with automatic transmission

• Torque reduction on cars with automatic transmission