Freightliner Cascadia Truck Electronic Troubleshooting Manual


Covers:  Freightliner Cascadia Truck Models

  • CA113DC
  • CA113SLP
  • CA125DC
  • CA125SLP

Pages: 1,100
Format: PDF files (zipped)
File size: 38mb
Features: Searchable, printable
Compatibility: Windows/Mac/Tablet
Notes: Instant digital download only – no printed copy or CD-ROM media.

This manual contains essential troubleshooting procedures for the Freightliner Cascadia trucks for the mechanic. In this manual you will find detailed step-by-step diagnostic/troubleshooting instructions, illustrations and specifications. View the manual on your computer or tablet. Excludes “New Cascadia” models.

Content updated March 2016.

Topics in the Freightliner Cascadia Truck Electronic Troubleshooting Diagnostic Manual:

Note: Does not include engine troubleshooting (refer to OEM) or foldout schematics.

  • Electrical System  & Main PDM Overview
  • Datalink Communication Structure
  • Central Gateway
  • SAM Cab
  • SAM Chassis
  • Modular Switch Field
  • Common Powertrain Controller
  • Datalink J1587 / J1708
  • Datalink J1939
  • Datalink Cabin CAN
  • Datalink Diagnostic CAN
  • Fault Codes, J1587
  • Fault Codes, J1939
  • Fault Codes, CAN
  • Terms & Abbreviations
  • Electrical & Electronic Power Distribution
  • Powernet Distribution Box
  • Main Ground Junction Block (Module 280)
  • MEGA Fuse Junction Block (Module 285)
  • Powertrain PDM (Module 286)
  • Load Disconnect Switch (Module 293)
  • Trailer PDM (Module 296)
  • PDM Diagram
  • Component Locations & Details
  • Troubleshooting
  • Possible Causes
  • Diagnostic Tools Required
  • Diagnosis
  • PNDB Troubleshooting
  • SAM Cab & SAM Chassis Automatic Resetting Circuit Protection
  • SAM Chassis Fuses & Relays
  • SAM Cab Fuses & Relays
  • MFJB Fuses
  • Powertrain PDM & Trailer PDM Fuses & Relays
  • Primary PNDB Fuses & Functions
  • ICU3 Instrument Cluster
  • ICU4/ICU4M Instrument Cluster
  • HVAC System
  • ParkSmart Auxiliary HVAC System
  • Audio System
  • Lighting System
  • Headlight System
  • Daytime Running Lights
  • Stop, Turn, and Hazard Lights
  • Tail and Marker Lights
  • Fog Lights
  • Windshield Washer/Wiper
  • Horn
  • Door Locks
  • Power Mirrors
  • Power Windows
  • Cab Power Receptacles
  • Power Management
  • Backup Lights and Alarm
  • Heated Seats
  • Spare Power Feed Outputs
  • J1587/J1708 Air Bag and Rollover Protection System
  • J1939 Air Bag and Rollover Protection System
  • Cruise Control
  • Predictive Cruise Control
  • VORAD Adaptive Cruise Control and Collision Warning System
  • Natural Gas Leak Detection System
  • ABS and Stability Control Systems
  • Low Air Pressure Warning System
  • Parking Brake Warning
  • Air Supply System
  • Service Brakes, Air System
  • Parking Brake System
  • Power Steering System
  • Starting and Charging
  • Clutch
  • Manual Transmission
  • Automated Manual Transmission with SmartShift
  • Automatic Transmission
  • Virtual Technician
  • Compressed Natural Gas System


  • Cascadia Electronic Guide 2009 and 2012
  • Cascadia CAN Fault Codes (6.0)
  • SAM Wall Chart 5.0-5.4 EPA 2007
  • SAM Wall Chart 6.0 EPA 2010

Example manual contents (actual manual may vary): Manual Sample

How does this work?

It’s simple – after purchasing this manual through our secure checkout, a download link will be sent to the email address you specify at checkout. You have up to 90 days to retrieve and save the file. Once saved, the manual is yours for good.

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SKU: FRT-CASC-TM Category: Tag:


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