Honda SH300 2006 Manual page 132

FUEL SYSTEM (PGM-FI)
5. TP Sensor Output Line Short Circuit Inspection
Check for continuity between the sensor unit 5P
(Black) connector terminal of the wire harness
side and ground with ECM connector discon-
nected.
Connection: White/Red – ground
Is there continuity?
YES
NO
6. TP Sensor Input Voltage Inspection
Connect the ECM 33P connector.
Turn the ignition switch ON.
Measure the voltage between the sensor unit 5P
(Black) connector of the wire harness side and
ground.
CONNECTION:Yellow/Red (+) – Ground (–)
STANDARD:
Is the voltage within 4.75 – 5.25 V?
YES
NO
7. TP Sensor Input line Open Circuit Inspection
Turn the ignition switch "OFF".
Disconnect the ECM 33P connector.
Check for continuity between the sensor unit 5P
(Black) connector and the ECM 33P connector of
the wire harness side.
CONNECTION:Yellow/Red – No. 6 (Yellow/Red)
STANDARD:
Is there continuity?
YES
NO
6-22
– Short circuit in White/Red wire
– GO TO STEP 6.
4.75 – 5.25 V
– Replace the sensor unit with a new one,
and recheck
– GO TO STEP 7.
Continuity
– Replace the ECM with a new one, and
recheck; refer to Key Registration Proce-
dures (page 23-4)
– Open circuit in Yellow/Red wire.
5P (Black) CONNECTOR
(Wire side of female terminal)
W/R
5P (Black) CONNECTOR
(Wire side of female terminal)
Y/R
33P CONNECTOR
(Wire side of female terminal)
Y/R
5P (Black) CONNECTOR
(Wire side of female terminal)