DTC Detection Logic
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
- The ECM has detected a calibration incompatibility between the RTC actuator and the ECM.
- The ECM has detected an incorrect RTC actuator installed on the turbocharger.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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U040D-00 |
Invalid Data Received From Turbocharger Control Module "A" (Engine turbocharger turbine bypass actuator - out of calibration) |
Diagnosis condition |
Engine running. |
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Signal (terminal) |
- |
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Threshold |
The motor type received from the turbine bypass valve smart device does not equate to the expected motor type. |
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Diagnosis delay time |
Diagnostic runs continuously when the engine is running. |
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