P1857

Factory Manual References

Factory service manual diagnostic procedure for 2003 audi a4

01J, Constantly Variable Transmission (Cvt)



Factory service manual diagram




P1857 Load signal; Error message from Engine Control Module (ECM)

Notes on DTC 18265/P1857:
^ The signal for actual engine torque is transmitted from the Engine Control Module (ECM) over the CAN bus lead to the Transmission Control Module (TCM).
^ Conditions for DTC recognition: The malfunction in the component in question is diagnosed by the Engine Control Module (ECM). This diagnosis is transmitted over the CAN bus circuit to the Transmission Control Module (TCM).

01V, 5 Speed A/T



DTC 18265 / P1857

Factory service manual diagram




Notes on DTC 18265 / P1857:
^ The signal for actual engine torque is transmitted by the Engine Control Module (ECM) over the CAN-bus circuit to the Transmission Control Module (TCM).
^ Conditions for DTC recognition: The Engine Control Module (ECM) diagnoses the fault in the particular component. This fault diagnosis is transmitted over the CAN-bus circuit to the Transmission Control Module (TCM).

01J, Constantly Variable Transmission (Cvt)



Factory service manual diagram




P1857 Load signal; Error message from Engine Control Module (ECM)

Notes on DTC 18265/P1857:
^ The signal for actual engine torque is transmitted from the Engine Control Module (ECM) over the CAN bus lead to the Transmission Control Module (TCM).
^ Conditions for DTC recognition: The malfunction in the component in question is diagnosed by the Engine Control Module (ECM). This diagnosis is transmitted over the CAN bus circuit to the Transmission Control Module (TCM).

Supporting Diagrams & Locations

Reference material from the factory manual for this diagnostic procedure.

Location

00 Software Version Management (SVM), Operating Instructions (GROUP 00, NO. 21-55)

Location

00 Software Version Management (SVM), Operating Instructions (GROUP 00, NO. 21-55)

Location

00 Software Version Management (SVM), Operating Instructions (GROUP 00, NO. 21-55)

Location

00 Software Version Management (SVM), Operating Instructions (GROUP 00, NO. 21-55)

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