2008 Dodge RAM 6.7L P2580 Turbo Speed Sensor Circuit Low

In this video, we will be diagnosing a code P2580 using proper diagnostic techniques and equipment. The final analysis could have been obtained much quicker, but we wanted to go through the entire diagnostic process to ensure that all areas of this system were properly checked.

Timestamp:
00:00 2008 Dodge RAM 6.7L P2580 Turbo Speed Sensor (TSS) Circuit Low
00:05 - 01:27 Scan test unit for codes
01:27 - 01:58 Verify using scan data
01:58 - 03:54 System schematic and operation
03:54 - 05:28 ECM connections and location
05:28 - 06:38 TSS resistance test
06:38 - 07:13 TSS short to ground checks
07:13 - 09:18 TSS Short inside harness checks
09:18 - 09:57 Turbocharger inspection
09:57 - 10:24 TSS - oscilloscope verification
10:24 - 10:58 TSS inspection
10:58 - 11:41 TSS oscilloscope test
11:41 - 12:24 Turbocharger shaft inspection
12:24 - 12:44 TSS oscilloscope waveform - good pattern
12:44 - 13:38 Waveform library
13:38 - 14:06 Scan data - confirm repair
14:06 - 16:55 Recap