What does fault code TCM-P074F68 mean?

Diagnostic fault code details for TCM-P074F68 (Volvo S60 (2011–), Volvo S80 (2007–), Volvo V40 (2013–)). Repair service at OBD Tuning.

VOLVO

TCM-P074F68 - Unable to Engage Gear 7. Algorithm Based Failures. Event information

System

Transmission Control Module (TCM)

Volvo models this fault code applies to

Applies to the following models:

9 models

S60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)

Show models by year and engine (9)

What does this fault code mean?

This event-driven code indicates that the selected 7th gear has a ratio close to that of another gear, which may be caused by a clutch or brake B1 being engaged unintentionally. It is an information code and does not point to a fault in the control module where it is active.

Possible causes

Contact resistance or poor contact in the connectors to the linear pressure solenoids
One or more linear pressure solenoids have stuck
One or more linear pressure solenoids are damaged
Clutch C1, C4 or brake B1 engaged unintentionally

What you can do

1Deal first with any other transmission fault codes, since they show the real fault
2Clear the code and road test to see whether it returns
3Have a workshop check the connectors and wiring of the linear pressure solenoids and the transmission's mechanics

Symptoms you may notice5

Gear changes are harsh or jerky
Gear changes take a long time
Gear changes happen too early, too late or too often
No automatic gear change
No manual gear change

What the fault can affect3

Adaptation function is blocked
Neutral check is blocked
A safe gear is engaged and held for a while before a new gear can be requested

General guidance for car owners. Diagnosis on the car can point to a different cause.