| Circuit Diagram |

Components 1. Remote Control Switch (Left : Audio) 2. Remote Control Switch (Right : Cruise)
Inspection 1. Loosen the cruise control switch connector. 2. Check for resistance between terminals in each switch position.
Description The compressor is the power unit of the A/C system. It is located on the side of engine block and driven by a V-belt of the engine. The compressor changes low pressure and low temperature refrigerant gas into high pressure and high temperature refrigerant gas.
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.