What it is most likely your truck goes into “warm hold” mode that all d13 have as an option and can be turned on or off. You can see more info with Volvo PTT software. Here’s conditions for activation of this feature.
Engine not workign good when parking brakes are on VOLVO 780 D13
Discussion in 'Volvo Forum' started by Pawel-pl, Feb 25, 2020.
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