ALTROZ SERVICE MANUAL

1.5L REVOTORQ ENGINE 184 xi. BRAKE SWITCH It provides information to ECU about the brake application and ECU maintains the optimum fuel supply. Operating Voltage: 8 to 16V Operating Temperature: -30 0 C to 85 0 C Storage Temperature: -40 0 C to 90 0 C SENSOR LOCATION It is located on the clutch pedal. CONNECTOR DETAILS PINOUT DETAILS Pin No Description 1 Main Brake Switch Signal 2 AC Trinary Pressure Sensor 3 Redundant Brake 4 IGN Sw KL-15 xii. COOLANT TEMPERATURE SENSOR A semiconductor material changes its resistance when exposed to variable temperature source. There is one temperature sensor fitted on water box. Resistance decreases as temperature increases this provides engine operating temperature input to the ECU. Corrections for injection paramete0rs are done by the ECU based on coolant temperature to run the engine with maximum efficiency at all temperatures. SENSOR LOCATION CONNECTOR DETAILS