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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1599 (6.4L - DTCS P0563 To P1628 - 2500 Hd) >> DTC Troubleshooting >> P0598-Thermostat Heater Control Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
ELECTRIC HEATED THERMOSTAT CONTROL CIRCUIT SHORTED TO GROUND
ELECTRIC HEATED THERMOSTAT CONTROL CIRCUIT SHORTED TO THE HEATED THERMOSTAT GROUND CIRCUIT
ELECTRIC HEATED THERMOSTAT
POWERTRAIN CONTROL MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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