The electric horn on a vehicle with an airbag is acti-
vated by pressing down on the top of the steering
wheel center pad.
The horn will sound for the duration that the button is
pressed, up to 60 seconds. The electric horn will op-
erate regardless of the position of the ignition key.
Powertrain Controls
Aftertreatment System Regen
Switches
NOTE: See Chapter 11 for detailed information
about the operation of the regeneration (regen)
switches and the aftertreatment system (ATS).
IMPORTANT: Depending upon local jurisdic-
tional emissions guidelines, the vehicle may not
be equipped with an emissions aftertreatment
system (ATS).
The regen request switch, located on the dash, is
used to initiate a parked regen. See Fig. 5.7.
NOTE: The regen switch can initiate a parked
regen only when the DPF lamp is illuminated.
Some vehicles may be equipped with a regen
request/inhibit switch. See Fig. 5.7. To stop a regen
in progress or prevent the start of a regen, press the
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1
2
3
4
5
6
7
1. Clock
2. Volume Control Switch
3. Fan Switch
4. Reading Light
5. Temperature Control Switch
6. Dome Light Switch
7. Power Receptacle
Fig. 5.5, Sleeper Climate Control Panel
06/13/2007 f602322
1
1. Lanyard
Fig. 5.6, Air Horn Control
f61117504/24/2012
1
2
1. Regen Request Switch
2. Regen Request/Inhibit Switch
Fig. 5.7, ATS Regen Switches
Driver Controls
5.5
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