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Home >> Dodge and Ram >> 2010 >> Nitro SE, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P2173 To U1113 >> U0121 - Lost Communication With Anti-Lock Brake Module >> Possible Causes

Possible Causes

Possible Causes 
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
CAN C BUS CIRCUITS OPEN OR SHORTED
ABS POWER AND GROUND
ABS
POWERTRAIN CONTROL MODULE (PCM)