UltraShift PLUS
TRTS0940 EN-US
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November 2023 - A

Fault Code 25: No Faults Found

J1587: MID 130 SID 254 FMI 1

J1939: SA 3 SPN 629 FMI 1

Overview

Fault Code 25 indicates the TECU has determined that all transmission functions are operating normally and the transmission currently has no logged fault codes.

Detection

Fault Code 25 is a TECU self-check and should be present when no other fault codes have been logged. This condition is normal and means that there are no failed circuits or components. Fault Code 25 will not display when verifying fault codes with ServiceRanger, but may appear when using the key-clicks method to verify fault codes.

Conditions to Set Fault Code Active

FMI 1 – Data Valid But Below Normal: All systems report no fault codes.

Fallback

FMI 1

  • No fallback mode is associated with this fault.

Conditions to Set Fault Code Inactive

FMI 1: This fault code is never set Inactive.

Possible Causes

FMI 1

  • None

Component Identification

None

Fault Code 25 Troubleshooting

A
Purpose:Check for Active or Inactive fault codes.

  1. Record the transmission fault codes, FMIs, occurrences, and timestamps from the Service Activity Report created during the Diagnostic Procedure.

    Note: Fault code 25 is a TECU self-check and is present only when using the key-clicks method of retrieving fault codes and when no other fault codes have been logged. This condition is normal and means that there are no failed circuits or components.

  • If fault codes are present in ServiceRanger, use the Diagnostic Procedure to match transmission fault codes to vehicle symptoms for troubleshooting.

  • If no fault codes are present, test complete.