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Home >> Chrysler >> 2008 >> Pacifica Limited, FWD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P2271 To U1110 >> U0121-Lost Communication With Anti-Lock Brake Module >> Possible Causes
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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)

Refer to DIAGNOSIS AND TESTING for diagnostic procedures and for further possible causes.