Freightliner Cascadia DD15 CPC4 CPC Repair

This repair service is for CPC4(Common Powertrain Controller) modules used in Freightliner, Western Star, Oshkosh, Terex, Pierce trucks and Thomas buses with Detroit Diesel Engines.We repair for the most common issues with CPC4 modules.

Common issues

• No start / Intermittent start

• Dead throttle / Intermittent throttle 

• CPC reads as a different module (reads as CPC2, TCM, etc.)

• CPC Hardware Failure Fault Code SPN 609 FMI 12

⚠ Our repair also address the following issues when they are associated with communication failure:

• Check Engine Light is on

• ABS Light staying on

• DEF Light staying on

• Instrument Cluster loses communication