About this document
MID 128 PID 171 FMI 9 Fault Diagnosis by lampard is a document available to read on EtoBox.
The document provides information on the fault code MID 128- PID 171 - FMI 9, which indicates an abnormal updating rate from the external temperature sensor of the engine management ECU. The communication bus between the ECU and display is faulty. Troubleshooting steps include checking wiring harnesses and connectors for damage and verifying the fault code with the engine running. Advanced diagnostics involve measuring the external temperature sensor wiring and connectors according to other related fault co
- Author
- lampard
- Language
- EN