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Home >> Chevrolet >> 2023 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (4 Of 5)) >> Diagnostic Information and Procedures >> DTC P118E >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition - On/Vehicle - In Service Mode
  2. Verify there are no DTCs set related to the following component/system:
    • B9 Ambient Air Temperature Sensor
    • B17 Barometric Pressure Sensor
    • B26 Crankshaft Position Sensor
    • B34 Engine Coolant Temperature Sensor
    • B47B Fuel Rail Pressure Sensor
    • B66 Intake Air Temperature Sensor
    • B74 Manifold Absolute Pressure Sensor
    • B75C Multifunction Intake Air Sensor
    • B106 Throttle Position Sensor
    • B115 Vehicle Speed Sensor
    • M103 Turbocharger Vane Position Actuator
    • Q14 Exhaust Gas Recirculation Valve
    • Q17 Fuel Injector
    • Go to next step: If a related DTC is not set 
  3. Verify the scan tool parameter: Exhaust Gas Temperature Sensor = -39 to 899°C (-38 to 1, 650°F)
    • If not between -39 and 899°C (-38 and 1, 650°F) 

      Refer to: Circuit/System Testing

    • Go to next step: If between -39 and 899°C (-38 and 1, 650°F) 
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.

    Verify the DTC does not set.

    • If the DTC sets 

      Refer to: Circuit/System Testing

    • Go to next step: If the DTC is not set 
  5. All OK.