Dtc 8-1 (Tp Sensor Low Voltage) - Honda NSA700A DN-1 2009 Service Manual

FUEL SYSTEM (PGM-FI)
D TC 8-1 (TP S E N S O R L O W V O L T A G E )
• Before starting the inspection, check fo r loose or
poor contact on the TP sensor 3P (Black) connec­
to r and recheck the DTC.
1. TP Sensor System Inspection
Turn the ig n itio n sw itch ON and engine stop
switcn " Q
Check the TP sensor w ith the HDS pocket tester
when the th ro ttle fu lly closed.
Is about 0 V in d ica te d ?
YES
NO
2. TP Sensor In p u t V oltage Inspection
Turn :he ig n itio n sw itch OFF.
Remove the air cleaner housing (page 6-50).
Disconnect the TP sensor 3P (Black) connector.
Turn the ig nition switch ON and engine stop
switch " Q
Measure the voltage at the w ire harness side.
Connection: Yellow /red (+) - G reen/orange (-)
Is th e voltage w ith in 4.75
Y E S
NO
3. TP Sensor C ircuit Inspection
Disconnect the ECM 33P connectors.
Check fo r co n tin u ity at the Yellow/red w ire
between the TP sensor 3P (Black) connector te r­
m inal and the ECM 33P (Black) connector.
Connection: A9 - Yellow /red
TOOL:
T est p ro b e
Is there co n tin u ity ?
YES
NO
4. TP Sensor O u tp u t Line Open C ircuit Inspection
Check fo r c o n tin u ity at the Red/yellow w ire
between the TP sensor 3P (Black) connector te r­
m inal and the ECM 33P (Light gray) connector.
Connection: B31 - R ed/yellow
TOOL
Test probe
Is there co n tin u ity ?
YES
NO
6-20
- • Interm ittent failure
• Loose o r poor contact on the TP sen­
sor connector
- GO TO STEP 2.
5.25 V?
-
GO TO STEP 4.
-
- GO TO STEP 3.
0 7Z A J-R D JA 1 10
- Replace the ECM w ith a known good
one, and recheck
- Open circuit in Yellow /red w ire
07ZAJ-RDJA110
- GO TO STEP 5.
- Open circuit in R ed/yellow w ire
TP SENSOR 3P (BLACK) CONNECTOR
(W ire side o f fem ale term inal)
© k v p ©
ECM 33P (BLACK) CONNECTOR
(W ire side o f fem ale term inal)
— Y/R
I]
A9
TP SENSOR 3P (BLACK) CONNECTOR
(W ire side o f fem ale term inal)
ECM 33P (LIGHT GRAY) CONNECTOR
(W ire side o f fem ale term inal)
B31
L / — ( § )
r y
TP SENSOR 3P (BLACK) CONNECTOR
(W ire side o f fem ale term inal)
I
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