LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Antilock Brake System (Abs) - Electrical Diagnostics) >> DTC Troubleshooting >> U0101-00-Lost Communication With TCM >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2014 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
DTCs RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
CAN C BUS CIRCUITS OPEN OR SHORTED
POWERTRAIN CONTROL MODULE (PCM) POWER AND GROUND
POWERTRAIN CONTROL MODULE (PCM) DTCs PRESENT
POWERTRAIN CONTROL MODULE (PCM)
ANTI-LOCK BRAKES SYSTEM (ABS) MODULE