Yamaha Tenere 700 2020, Service Manual

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FUEL INJECTION SYSTEM
8-69
Fault code No. P0601
Fault code No. P062F
2 Delete the fault code and check
that the engine trouble warning
light goes off. Confirm that the fault code has
a condition of “Recover” using
the Yamaha diagnostic tool, and
then delete the fault code.
Fault code No. P0601
Item
Faulty ECU memory. (When this malfunction is detected in the ECU,
the fault code number might not appear on the tool display.)
Fail-safe system
Able/Unable to start engine
Able/Unable to drive vehicle
Diagnostic code No. —
Tool display —
Procedure —
Item
Probable cause of malfunc-
tion and check
Maintenance job
Confirmation of service com-
pletion
1 Malfunction in ECU. Replace the ECU.
Refer to “REPLACING THE
ECU (engine control unit)” on
page 8-130. Turn the main switch to “ON”.
Check that the engine trouble
warning light does not come on.
Fault code No. P062F
Item
EEPROM fault code number: an error is detected while reading or
writing on EEPROM.
Fail-safe system
Able/Unable to start engine
Able/Unable to drive vehicle
Diagnostic code No. 60
Tool display
00
• No malfunctions detected (If the self-diagnosis fault code P062F is indi-
cated, the ECU is defective.)
01–02 (CO adjustment value)
• (If more than one cylinder is defective, the display alternates every two
seconds to show all the detected cylinder numbers. When all cylinder
numbers are shown, the display repeats the same process.)
11 (Data error for ISC (idle speed control) learning values)
12 (O
2
feedback learning value)
13 (OBD memory value)
Procedure —
Item
Probable cause of malfunc-
tion and check
Maintenance job
Confirmation of service com-
pletion
1 Locate the malfunction Execute the diagnostic mode.
(Code No. 60)
00: Go to item 5.
01: Go to item 2.
02: Go to item 3.
11–13: Go to item 4.