Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the front seat assembly.
Component Location [Passenger Compart Relay]
Replacement 1. If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off. 2. Disconnect the negative (-) battery terminal.
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.