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FUEL SYSTEM
(PGM-FI)
4.
TP
Sensor
Input Une Open Circuit Inspection
Turn
the ignition switch
to
OFF
(0).
Disconnect the
PCM
33P gray connector.
Check the Brown/green wire for continuity
between the wire harness side 5P black connec-
tor
and 33P gray connector terminals.
TOOL:
Test
probe,
2
pack
07ZAJ·
RDJA1'O
Connection:
Brown/green
(83) -
Brown/green
Is there
continuity?
YES
- Replace the PCM with a
known
good
one and
recheck.
NO
-
Open circuit in the
Brown/green
wire.
5.
TP
Sensor
Output line Open Circuit
Inspection
Check
the
Yellow/gray wire
for
con tinuity
between
the
wire harness side 5P
black
connec-
tor and 33P gray
connect
or
terminals.
TOOL:
Test
probe. 2
pack
07ZAJ-ROJA110
Connection:
Yellow
/
gray
(B14)
-
Yellow/
gray
Is there
continuity?
YES
-
GO
TO
STEP 6.
NO
- Open circuit in the Yellow/gray wire.
6.
TP
Sensor
Output Une
Short
Circuit Inspection
Brown/green (83)
~'IJJ' [ .
PCM
33PGRAY
CONNECTOR
Brown/green
SENSOR UNIT
5P BLACK
CONNECTOR
(Terminal side
of
the
wire
harness)
PCM 33P GRAY
CONNECTOR
SENSOR UNIT
5P BLACK
CONNECTOR
.J.
Q~
yeliOW/9tISl.)
Yellow/gray
(Terminal side of the wire harness)
Check
the
Yellow/gray wire
for
continuity , - - - - -
-- - - - - - - - - - - -
6-20
between the wire
harness
side 5P black connec-
tor
terminal
and ground.
Is
there continuity?
YES
- Short circuit in the Yellow/gray wire.
NO
-
GO
TO
STEP
7.
7.
TP Sensor Inspection
Replace
the sensor unit (TP sensor) with a
known good one (page 6-51).
Reset
the
PCM
(page
6-12).
Turn the
ig nition switch to ON
(I).
Check the
TP
sensor with
the HDS pocket
tester.
fs DTe 8-1
indicated?
YES
- Replace the PCM
with
a known
good
one
and
recheck
NO
-
Faulty original sensor
unit (Tp
sensor).
SENSOR
UNIT
5P
BLACK
CONNECTOR
(Terminal side of
the
wire harness)
Yellow/gray
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Table of Contents
Troubleshooting
