LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Dodge and Ram >> 2009 >> Durango Base, 3.7 K >> Repair and Diagnosis >> Engine Performance >> Ignition System >> (Front Control Module (FCM) - Electrical Diagnostics) >> DTC Troubleshooting >> P0693-Cooling Fan 2 Relay Control Circuit Low >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

Possible Causes 
(A16) FUSED B+ CIRCUITS
(N112) COOLING FAN NO. 2 RELAY CONTROL CIRCUIT OPEN
(N112) COOLING FAN NO. 2 RELAY CONTROL CIRCUIT SHORTED TO GROUND
HIGH SPEED RADIATOR FAN RELAY
FRONT CONTROL MODULE (FCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  .