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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 490 (Powertrain Diagnostic Procedures - Diesel) >> Diagnostic Information And Procedures >> DRIVEABILITY - Diesel - Symptoms >> Symptom: *CHECKING THE VISCOUS/CABIN HEATER RELAY >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

FUSED B+ CIRCUIT OPEN

CABIN HEATER RELAY OUTPUT CIRCUIT SHORTED TO VOLTAGE

CABIN HEATER RELAY OUTPUT CIRCUIT SHORTED TO GROUND

CABIN HEATER RELAY OUTPUT CIRCUIT OPEN

CABIN HEATER RELAY