System components
parameters for defining the fuel flow rate and spark advance.
Notes
To check this component, use the DDS tester following the instructions given in the paragraph
diagnosis
(Sect. D 5).
It is not possible to change the throttle position sensor as a single component. In the event of a fault
with this component, it will be necessary to replace the entire throttle body assembly (Sect. L 6,
Refitting the airbox and throttle
position sensor
(TPS)).
Rpm/timing sensor
This sensor (1) is of the inductive type: it faces the timing gear and is capable of reading the 46 teeth
and the 2-tooth gap.
The signal coming from the pickup on the camshaft gear is used by the ECU to determine the engine
speed and as a timing reference point.
Notes
To check these components for faults, use the DDS tester and follow the instructions given in the
file:///C|/848/wsm/en/848_08_M_3_3_00.55.1.html (17 of 19) [11-6-2008 0:34:40]
body) and then reset the TPS (Sect. D 5,
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Resetting the throttle
Guided