Benelli 2009 TREK1130, Руководство по ремонту

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DIAGNOSTICS
7 50
7) Connect the wiring, reset the fault
code and activate the engine to
check the fault has been eliminated.
Ok Activity Performed - end the test
The fault remains
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TEST
1) C
Ok P
Faulty R
1) Check the integrity of the terminal
and the cable:
- pin ECM 1/B2
- pin ECM 1/E5
Ok Proceed with test 2
Repair the fault, proceed with test 7
5) Check the resistance of the sensor:
- pin 1 of sensor at pin 2 of sensor
(dependant on temperature, see
below)
Ok Proceed with test 7
Faulty
Replace the temperature sensor and proceed
to test 7
2) Check the resistance value
- pin 1/B2 of ECM to pin 1/C5 of
ECM
(dependant on temperature, see
below)
Short circuit
Disconnect the temperature sensor and
proceed to test 4
Locate and repair the cables fault and proceed
with test 7
4) Check the wiring for short circuit
- pin 1/E5 to pin 1/B2 of ECM
Ok Proceed with test 5
Short circuit
Locate and restore the wiring fault, proceed
with test 7
6) Check the cable for short circuit
- pin 1/C5 of ECM to the mass
Ok Proceed with test 7
Short circuit
Locate and repair the wiring fault, proceed
with test 7
3) Check the continuity of the cable:
- pin 1/C5 of ECM to pin 2 of sensor
- pin 1/B2 of ECM to pin 1 of sensor
Ok
Proceed with test 5
Ok
Disconnect the temperature sensor and
proceed to test 6
Open circuit
Proceed with test 3 Open circuit
RESULT PRECAUTION
LOCATION TEST
FAULT CODE
P1502 Open or short circuit to positive (+)
pole battery Check and take note of the display data of the
diagnostics tool (see Axone instruction manual)
if available.
Check and take note of the sensor data of the
diagnostics tool (see Bendia instruction manual).
Ensure that the sensor connector is inserted
correctly.
Disconnect the ECM and proceed with the
location 1 test.
P1501 Short circuit to mass Disconnect the sensor and proceed with the
location test
POSSIBLE CAUSE PRECAUTION
AIR TEMPERATURE SENSOR -WALBRO ECU 1
ELEC