APRILIA SHIVER 900 Service Station Manual page 138

Electrical system
Position:
•
on the vehicle: on the flywheel cover
•
connector: under the tank, on the left
side, between the filter housing an the
frame (2 way white connector)
Electrical specifications:
0.79 kohm at ambient temperature
Pin out:
1. positive signal
2. negative signal
DIAGNOSTIC TOOL:PARAMETERS
Engine rpm:rpm
CAUTION
BEFORE CARRYING OUT ANY TROUBLESHOOTING,
CAREFULLY READ THE GENERAL TROUBLESHOOTING
CONCEPTS FOR ELECTRICAL DEVICES AT THE BEGIN-
NING OF THE CHECK AND CONTROL SECTION IN THE
ELECTRICAL SYSTEM CHAPTER.
DIAGNOSTIC TOOL: STATUSES
Synchronised panel
•
No_in analysis_awaiting_Yes
DIAGNOSTIC TOOL: ELECTRICAL ERRORS
CAUTION
NO ERROR IS GENERATED IF THE ELECTRICAL CIRCUIT IS INTERRUPTED OR SHORT
CIRCUITED. CARRY OUT THE MARELLI CONTROL UNIT AND RPM SENSOR CONNECTORS
CHECK PROCEDURE: IF THE CONNECTORS ARE NOT OK, REPAIR OR REPLACE THEM AS
NECESSARY, IF THEY ARE OK CHECK THE SENSOR CONFORMS TO THE ELECTRICAL SPEC-
IFICATIONS: IF NECESSARY, REPLACE THE SENSOR, IF IT IS OK, CHECK THE CONTINUITY
ON THE TWO CABLES, VERIFYING THAT THEY ISOLATED FROM THE POWER SUPPLY AND
EARTH. CARRY OUT THE TESTS ON THE CONNECTOR OF THE SENSOR TOWARDS THE SEN-
SOR, IF IT IS NOT OK REPAIR THE WIRING/REPLACE THE SENSOR, IF IT IS OK, CARRY OUT
THE TEST ON PINS 20 TO 35 OF THE MARELLI CONTROL UNIT ENGINE CONNECTOR.
DIAGNOSTIC TOOL: LOGIC ERRORS
P0336 Engine rpm sensor
Functional diagnosis:
•
Signal not plausible
Error causes:
•
Potential false contact in the electrical circuit detected at PIN 20 - 35 of the marelli control
unit ENGINE connector
This error is indicated by lighting up in a fixed manner the general warning light.
Troubleshooting:
ELE SYS - 138
SHIVER 900