Yamaha FJR1300A(D), Service Manual

Page: 613 / 662

GRIP WARMER SYSTEM
8-164
The grip warmers are abnormally hot while the engine is idling.
NG
→
OK
↓
The grip warmers do not become very warm while the vehicle is traveling.
NG
→
OK
↓
NG
→
OK
↓
The temperature levels of the grip warmer settings cannot be changed.
NG
→
OK
↓
NG
→
OK
↓
1. Check that the temperature level of
the low grip warmer setting is set to
“1”.
Adjust the temperature levels of the grip
warmer settings.
Replace the ECU. Refer to “REPLAC-
ING THE ECU (engine control unit)”
on page 8-174.
1. Check that the temperature level of
the high grip warmer setting is set
to “10”.
Adjust the temperature levels of the grip
warmer settings.
2. Check that the engine trouble warn-
ing light is on and that fault code
No. 42 is displayed in the multi-
function meter right display.
Perform the troubleshooting for fault code
No. 42. Refer to “TROUBLESHOOTING
DETAILS” on page 8-40.
Replace the ECU. Refer to “REPLAC-
ING THE ECU (engine control unit)”
on page 8-174.
1. Check the left handlebar switch.
Refer to “CHECKING THE
SWITCHES” on page 8-169. Replace the left handlebar switch.
2. Check the wire harness between
the left handlebar switch and the
meter assembly.
Properly connect or replace the wiring har-
ness.
Replace the meter assembly.