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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 ((HVAC Systems - Electrical Diagnostics)) >> Electrical Diagnostics >> DTC Troubleshooting >> DTC 77: EBL Output Shorted High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2006 Dodge Magnum, 2006 Dodge Charger, and 2006 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(C115) DEFOGGER RELAY CONTROL CIRCUIT SHORTED TO BATTERY
EBL RELAY SHORTED
A/C HEATER CONTROL
NOTE: This DTC must be active for the results of this test to be valid. Do not perform this test if this DTC is stored. Refer to *HVAC SYSTEM TEST (MTC)  for stored DTC test procedures.
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