Heavy Duty Diagnostics

We've provided many heavy-duty diagnostic codes for our customers' convenience. 

Feel free to contact us with your questions or to book your next appointment to troubleshoot any issues you might be experiencing.

CAT ENGINE

DIAGNOSTIC CODE LISTING

To Retrieve Blink Codes

  • Turn cruise control switch to OFF

  • Hold up on the SET/RESUME switch until the yellow check engine light begins to flash. 

  • Count flashes, short pause between first count and second

    • ie. 5 flashes, short pause, 5 flashes = 55 Refer to List, 55 = No Diagnostic Codes Detected

  • To Take a Snapshot ie. When a problem is happening

  • Turn cruise control switch to OFF

  • Quickly toggle the SET/RESUME switch up and down once

TRUCK CODES

MERITOR WABCO

SENSOR ADJUSTMENT & COMPONENT TESTING

BENDIX CODES

TRUCK & TRACTOR BENDIX CODES

 

FILTER INFORMATION

A FEW COMMON FILTERS AND THEIR CROSS-REFERENCES FOR YOUR OIL CHANGE NEEDS.

Filter Codes