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Home >> Dodge and Ram >> 2009 >> Challenger SRT-8, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P2317 To U110C >> U0121-Lost Communication With Anti-Lock Brake Module >> Possible Causes

Possible Causes

Possible Causes 
CAN C BUS OPEN OR SHORTED CONDITION
NO POWER TO ANTI-LOCK BRAKE MODULE - MODULE UNPLUGGED OR OPEN FUSE
POWERTRAIN CONTROL MODULE (PCM)