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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (6.7L Diesel - DTCS - P0008 To P040C - 3500 Cab & Chassis) >> Diagnosis and Testing >> P040B-Exhaust Gas RECIRCULATION Temperature Sensor "A" Circuit Performance >> Testing >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. ACTIVE DTC 
    1. Ignition on, engine not running.
    2. With the scan tool, read DTCs.

      Is the DTC active?

      Yes 

      No 

      • Go To  2.
  2. CHECK THE EXHAUST GAS RECIRCULATION TEMPERATURE SENSOR 
    1. Turn the ignition off.
    2. Disconnect the EGR Outlet Temperature Sensor harness connector.
      NOTE:

      Check connectors - Clean/repair as necessary.

    3. Remove the EGR Outlet Temperature Sensor and reconnect the wiring harness connector to the sensor.
    4. Turn the Ignition on, engine off.
    5. Monitor scan tool, while heating the sensor with an external heat source (DO NOT USE OPEN FLAME).

      Does the reading from the sensor increase at least 2.78°C (5°F) on the scan tool?

      Yes 

      No 

      • Replace the EGR Outlet Temperature Sensor in accordance with the service information.
      • Perform the POWERTRAIN VERIFICATION TEST - 6.7L. Refer to POWERTRAIN VERIFICATION TEST - 6.7L .