If error message ?Steering Assistance Temporarily Reduced? is displayed in the DIM while cranking and DTC...
Volvo technical service bulletin TJ34142.4.0-2018 for 2019 Volvo XC90, 2019 Volvo S60 and 2019 Volvo XC60 and others.
- Bulletin number
- TJ34142.4.0-2018
- Component
- Steering: electric power assist system
- Summary
- If error message ?Steering Assistance Temporarily Reduced? is displayed in the DIM while cranking and DTC PSCM-U30031C is stored, follow advice under Service section below. This is just a message and steering assistance is not affected. The condition could occur during start/stop activations. After cranking the steering assistance become normal and the error message disappears. The DTC indicate that one of the internal switches in the BCSM may be in the wrong position when cranking (during start/stop) and it could result in symptom similar to poor main battery state of charge (SOC).
Owners of these vehicles have filed 7 complaints in the steering category.
Vehicles covered
- Volvo XC90 2019 2019
- Volvo S60 2019 2019
- Volvo XC60 2019 2019
- Volvo XC70 2016 2016
- Volvo S90 2019 2019
- Volvo V60 2019 2019
- Volvo V60CC 2019 2019
- Volvo XC90H 2019 2019
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