Description and operation Description The intake actuator is located at the blower unit. It regulates the intake door by signal from control unit.
Components and components location Components Connector pin function NO. Connector A Connector B 1 Low Battery 2 Common ISG Battery 3 High Illumination (+) 4 Middle_LOW Sensor (+5V) 5 Middle_High ⁻ 6 High Intake actuator Feedback 7 Evaporator sensor (+) 8 Ambient sensor (+) 9 ⁻ 10 ⁻ 11 Intake actuator (FRE) 12 Intake actuator (REC) 13 HTD 14 Rear defog switch 15 Blower on signal to common 16 Illumination (-) 17 IGN2 18 IGN1 19 ⁻ 20 Max blower on signal 21 PTC relay 3 22 PTC relay 2 23 PTC on signal 24 Detent out (-) 25 ⁻ 26 Chassis_CAN (High) 27 Chassis_CAN (Low) 28 ⁻ 29 ECV (+) 30 ECV (-) 31 Sensor ground 32 Ground Schematic diagrams Schematic Diagram Repair procedures Replacement 1.
Description and operation Description The A/C Pressure Transducer (APT) convert the pressure value of high pressure line into voltage value after measure it. By converted voltage value, engine ECU controls cooling fan by operating it high speed or low speed.
Description and operation Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engine.