MBE 900 4000 Troubleshooting – Section 17.2 Troubleshooting PID 190

Section 17.2
Troubleshooting PID 190

The following procedures will troubleshoot PID 190.‪

Section 17.2.1
190 00 – Engine Speed High Fault

Perform the following steps to troubleshoot an engine speed high fault:‪

1. Reset the PLD-MR and DDEC-VCU.
   1. If fault code 190 00 is not active after resetting the PLD-MR and DDEC-VCU, erase fault code memory.
   2. If fault code 190 00 is still active after resetting the PLD-MR and DDEC-VCU, go to step 2 .
2. Check for additional active fault codes.
   1. If additional fault codes are active, refer to the active faults.

      Note: If this fault code is a historic code, engine overspeed is suspect.

   2. If only fault code 190 00 is active, contact Detroit Diesel Technical Service.