Index Chrysler Chrysler TOWN & COUNTRY, VOYAGER, Dodge Caravan - service repair manual 2001-2007 year
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Symptom: B1811 HEATER OVERHEATED When Monitored and Set Condition: B1811 HEATER OVERHEATED When Monitored: After DCHA activation, when the system is in a steady state of operation. Set Condition: This DTC will set if the Coolant Temperature Sensor resistance is not within the expected parameters (coolant temperature in the Heater Module exceeds 125°C POSSIBLE CAUSES DCHA HEATER MODULE FAULT DCHA COOLANT HOSES RESTRICTED/LEAKING/DAMAGED ENGINE’S COOLING SYSTEM FAULT DCHA CONTROL UNIT FAULT B1811 CLEARED, ADDITIONAL DTC(S) PRESENT TEST ACTION APPLICABILITY 1 WARNING: DO NOT OPERATE THE DCHA IN AN ENCLOSED AREA SUCH All Yes → Replace the DCHA Heater Module in accordance with the Service Information. No → Go To 2 296 CABIN HEATER |