From Ross-Tech Wiki

01577 - Turn-Off due to Over-Temp: Upper Limit Exceeded

Possible Symptoms

  • Air Ride Suspension bleeds down

Possible Causes

  • Air leak in Air Ride Suspension System

Possible Solutions

  • Locate and repair air leak

Special Notes

  • On vehicles with Air Ride Suspension, a leak in the system will cause the Air Compressor Motor to run too long and flag this code.
  • This code can also be flagged in other control modules, Headlight Range Control for example. In these cases, it can be a failed motor or mechanical binding.