Overview
This document contains information on:
General
Function requirements
Function
General
The HOLD function holds the vehicle stationary without the driver having to operate the brake. The function assists the driver during waiting times in traffic.
Function requirements
Engine running or switched off by ECO start/stop
Drive train operational
Brake and traction system functional
Vehicle at rest
Seat belt fastened or driver's door closed
Distance control NOT ACTIVE
With automatic transmission: transmission is in position "D", "R" or "N"
With manual transmission: transmission is in position N
Electric parking brake released
No shutoff in standstill control (SSC)
Vehicle not sliding
Function
Hold vehicle
The HOLD function is switched on if after a short time the driver fully depresses the depressed brake pedal until the "HOLD" message appears in the instrument cluster.
When, after the vehicle has stopped, the driver releases the brake pedal, an incline-dependent hold pressure is set and maintained.
Release vehicle
When starting off, the holding pressure is reduced by the standstill control depending on the respective situation.
The HOLD function is switched off automatically in the following cases:
Accelerator pedal is operated (except when transmission is in "N" position)
With automatic transmission: Selector lever in position "P"
Brake pedal is depressed again until the "HOLD" message disappears in the instrument cluster
Electric parking brake is applied
Distance control is activated
Brake pedal is depressed and the vehicle is sliding