'61HN252' by American Honda Motor Co. - Page 497 of 540
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3/9/2008 11:28 PM
[2005-2008] [TRX500 FA/FGA]
HONDAMATIC
4. TP Sensor Installation Condition
Check installation condition of the TP sensor
TP SENSOR
(page 24-40).
Is it installed certainly?
NO
Install properly or replace the faulty part
YES
Faulty TP sensor After replacement,
perform initial setting procedure
5. TP Sensor Input Voltage Inspection
Turn the ignition switch ON.
Measure the voltage between the wire harness
side connector terminal.
Connection: Black/red (+) Green/yellow ()
Is the voltage within 4.7 5.3 V?
NO
GO TO STEP 6.
YES
GO TO STEP 7.
6. TP Sensor Line Inspection 1
Turn the ignition switch OFF.
Disconnect the ECM 21P (Gray) connector and
the TP sensor 3P (Black) connector.
G/Y
Bl/R
Check for continuity at the Black/red wire and
Green/yellow wire between the ECM connector
and sensor connector.
Is there continuity?
Bl/R
G/Y
NO
Open in wire between the ECM and TP
sensor
YES
Faulty ECM After replacement, per-
form initial setting procedure
(page 24-
6)
7. TP Sensor Line Inspection 2
Turn the ignition switch OFF.
Disconnect the ECM 21P (Gray) connector and
the TP sensor 3P (Black) connector.
Check for continuity on the Yellow/black wire
between the ECM connector and sensor connec-
tor.
Y/Bl
Is there continuity?
NO
Open in wire between the ECM and TP
sensor
Y/Bl
YES
GO TO STEP 8.
24-19