FI SYSTEM 5-47
“C21” (P0110-H/L) IAT SENSOR CIRCUIT MALFUNCTION
INSPECTION
Step 1 (When indicating C21:)
1) Loosen the inlet pipe screw
1
.
2) Remove the air cleaner box
2
.
3) Turn the ignition switch OFF.
4) Check the IAT sensor coupler for loose or poor contacts.
If OK, then measure the IAT sensor voltage at the wire side
coupler.
5) Disconnect the IAT sensor coupler and turn the ignition switch
ON.
DETECTED CONDITION
POSSIBLE CAUSE
C21
Output voltage is not within the following
range.
0.1
Sensor voltage < 4.6 V
• IAT sensor circuit open or short
• IAT sensor malfunction
• ECM malfunction
P0110
H
Sensor voltage is higher than specified
value.
• IAT sensor circuit open or ground circuit open
• IAT sensor circuit shorted to ground
L
Sensor voltage is lower than specified
value.
ECM
B/Br
E2
IAT
Dg
IAT sensor
1
1
SA
MP
LE
Summary of Contents for Boulevard M50
Page 1: ...VZ800 9 9 5 0 0 3 8 0 5 0 0 1 E...
Page 42: ...2 26 PERIODIC MAINTENANCE SAMPLE...
Page 413: ...SERVICING INFORMATION 10 25 LUBRICATION POINTS 5 3 mm 2 1 in SAMPLE...
Page 414: ...10 26 SERVICING INFORMATION FUEL TANK INSTALLATION 1 Cut after clamping 2 Frame Inside SAMPLE...
Page 418: ...10 30 SERVICING INFORMATION LEFT SIDE COVER INSTALLATION SAMPLE...
Page 453: ...Prepared by December 2004 Part No 99500 38050 01E Printed in Japan 456 SAMPLE...
Page 454: ......