This code 2376 DTCs document is a diagnostic procedure for the EGR temperature sensor circuit on Cummins ISB6.7 CM2150 engines. It explains the circuit description, fault conditions, troubleshooting steps, connector inspections, resistance checks, and fault-code clearing process for Code 2376.pdf. The fault is described as Exhaust Gas Recirculation Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source.
Official code 2376 DTCs document details
| Brand | Cummins |
|---|---|
| Model coverage | ISB6.7 CM2150 (2007-09); extract also references ISB, ISC, and ISL for the EGR temperature sensor circuit |
| System/Group | DTCs; Exhaust Gas Recirculation Temperature Sensor Circuit |
| Publication no. | Not shown in the extract |
| Year/Revision | Last Modified: 20-Jul-2010 |
| Pages | 12 |
| File size | 0.3 MB |
| Format | |
| Language | English |
Document table of contents
- Overview
- Circuit Description
- Component Location
- Conditions for Running the Diagnostics
- Conditions for Setting the Fault Codes
- Action Taken When the Fault Code is Active
- Conditions for Clearing the Fault Code
- Shop Talk
- Associated Procedures
- Troubleshooting Steps
- Guided Step 1 – Check the fault codes.
- Guided Step 2 – Check the EGR temperature sensor and circuit.
- Guided Step 3 – Check the ECM and engine harness.
- Guided Step 4 – Clear the fault code.
Applicable truck models
This file covers Cummins ISB6.7 CM2150 (2007-09) DTC troubleshooting as listed in the file information. The extract also names ISB, ISC, and ISL in the exhaust gas recirculation temperature sensor circuit heading, but it does not list specific truck makes or chassis models. The procedure applies to engines using an ECM-monitored EGR temperature sensor located on the EGR connection tube between the EGR cooler and the air intake connection. Manufacturer information is available at Cummins official website.
Who needs this code 2376 DTCs manual
Workshop technicians, diesel mechanics, and fleet repair shops need this code 2376 DTCs manual when an amber CHECK ENGINE light is active and INSITE™ shows SPN 412 FMI 4/4. It supports diagnosis of low signal voltage, short-to-ground conditions, connector faults, sensor replacement decisions, and engine harness testing.
The full PDF is available in the DiagTechPro manuals library, free account required to download.
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