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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 542 (Anti-Lock Brake System & Brake Controller - Electrical Diagnostics) >> DTC Troubleshooting >> Antilock Brake System & Electronic Stability Program >> C121C-Torque Request Signal Denied >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
TERMINAL/CONNECTOR/WIRING HARNESS DAMAGE
(D65) CAN C (+) BUS AND (D64) CAN C (-) BUS CIRCUITS SHORTED TOGETHER
(D65) CAN C (+) BUS CIRCUIT SHORTED TO VOLTAGE, GROUND, OR OPEN
(D64) CAN C (-) BUS CIRCUIT SHORTED TO VOLTAGE, GROUND, OR OPEN
POWERTRAIN CONTROL MODULE
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