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Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Item/components and
probable cause
1
Charging system malfunction Check the charging system.
TIP
If fault codes 37 and 46 are indicated simultaneously, take the actions specified for fault code 46
first.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Item/components and
probable cause
1
ECU malfunction
46
Incorrect voltage is supplied to the ECU.
Able to start engine
Able to drive vehicle
—
—
—
Check or maintenance job
Refer to "CHARGING SYS-
TEM" on page 8-11.
Check the rectifier/regulator,
AC magneto and wire har-
ness. → Replace if defective.
50
Faulty ECU memory. (When this malfunction is detected in the ECU,
the fault code number might not appear on the meter.)
Unable to start engine
Unable to drive vehicle
—
—
—
Check or maintenance job
Replace the ECU.
FUEL INJECTION SYSTEM
8-63
Sensor inspection proce-
dure
Start and idle the engine for
approximately 5 seconds.
Then, check the fault code
indication.
No fault code indicated. →
Recovered.
Fault code indicated. →
Recheck.
Sensor inspection proce-
dure
Place the main switch to the
ON position.
Then, check that no fault
code indicated.
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Troubleshooting
