Disassembly • Use fender covers to avoid damaging painted surfaces.
Replacement and Air Bleeding • Never remove the radiator cap when the engine is hot.
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.
Inspection 1. Loosen the cruise control switch connector. 2. Check for resistance between terminals in each switch position. Switch Connector terminal Resistance (±5%) Cancel