Ducati Diavel Service Manual: Exhaust by-pass valve not working correctly
Fault codes
Dds: exvl diagnosis -> position error, potentiometer, short circuit to ground or open circuit (s.C. Gnd or c.O.), Potentiometer short circuited to vdc (potentiometer s.C vdc).
Dashboard: the error "exvl" (exhaust bypass valve) is shown on the service display. The eobd warning light activates.
Wiring diagram
M exhaust bypass valve motor with potentiometer s for position detection, bbs bbs unit connection. 10 Bbs black/blue - bk/b, 15 bbs brown/red - bn/r, 4 bbs yellow/blue - y/b, 18 bbs black/orange - bk/o, 19 bbs black/white - bk/w.
Location of connections and components
Exhaust bypass valve connection.
The image shows the exhaust system. The oxygen sensor for the horizontal cylinder (1) is visible on the right, the oxygen sensor for the vertical cylinder (2) is on the left. The catalytic converter is contained within the silencer, while the by-pass valve is installed in the section of pipe connecting the silencer to the twin tailpipes. A metal cable, controlled by an actuator with electric motor and a position sensor, branches off from the exhaust bypass valve.
Pin numbering of wiring harness side bbs unit connection
Stop light not working
Fault codes
Dds: stop light diagnosis -> stop light error (generic stop light malfunction
indication).
Dashboard: the error "stop light" is shown on the service display. The eobd
warning li ...
Other materials:
Engine start button
Introduction
The engine start button is located on the right hand handlebar switchgear set
and is used to turn the engine on.
Component assembling position
The engine start button is included in the switchgear set on the right hand
handlebar.
Location of right hand handlebar switchge ...
Removing of the rear brake control
Warning
The brake master cylinder manufacturer advises against servicing the
brake master cylinder due to the safety critical
nature of this component.
Incorrect overhaul can endanger the rider and passenger.
Maintenance operations on these units are limited to renewal of the following
par ...
Adjusting the chain tension
Make the rear wheel turn until you find the position where chain is tightest.
Set the vehicle on the side stand. Push down
the chain at the point of measurement and release. Measure the distance between
the "aperture" upper profile and pin
centre.
The read distance must be: 9 to 11 mm.
...