2007 Chrysler Pacifica Base, 3.8 LFACTORY OEM SERVICE PROCEDURE

Diagnostic Code Index

DIAGNOSTIC CODE INDEX

DTC Description
B2100  IGNITION RUN/START INPUT CIRCUIT/PERFORMANCE
B2108  IGNITION SWITCH SENSE INPUT CIRCUIT LOW
B2109  IGNITION SWITCH SENSE INPUT CIRCUIT HIGH
B2112  5 VOLT SUPPLY CIRCUIT LOW
B2142  IGNITION OFF DRAW (IOD) FUSE NOT PRESENT
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.