HYBRID/TROUBLE SHOOTING
3–284
CHECKLIST: P3009 (TC49)
P3009 (TC49)
Abnormality in leakage
Inspection Procedure
Step
Action
Description
Judgement
Check
(Yes/No)
Yes
No
1
Preparation for
inspection
1. Set the starter key to the
"LOCK" position.
2. Disconnect the service plug
and wait for 7 minutes or more.
3. Disconnect the 16P and 22 P
connectors of battery ECU.
Inspection
preparation is
completed: Go
to YES.
Inspection
preparation is
not com-
pleted: Go to
NO.
Go to step 2.
Perform the
inspection
preparation
again.
2
Inspection of
HV battery
1. Disconnect the BATT IN (+) [3]
and BATT IN (-) [4] terminals
from the high-voltage J/B (in
the battery pack), and then
remove the frame wire.
2. Using the electrical tester, mea-
sure the insulation resistance
between the terminals of high-
voltage J/B (in the battery pack)
and the ground.
<Measurement conditions>
Starter key: LOCK
<Tester connections>
High-voltage J/B (in battery pack)
BATT IN (+) [3] terminal
–
GND
BATT IN (-) [4] terminal
–
GND
<Standard values>
10 M
or more
The mea-
sured value is
within the
range of stan-
dard value: Go
to YES.
The mea-
sured value is
not within the
range of stan-
dard value: Go
to NO.
Go to step 5.
Go to step 3.
3
Inspecting the
service plug 1
1. Disconnect the 1st and 2nd ter-
minals from the HV battery and
then remove the frame wire.
2. Using the electrical tester, mea-
sure the insulation resistance
between the terminals of frame
wire and the ground. (Do not
install the service plug.)
<Measurement conditions>
Starter key: LOCK
<Tester connections>
Frame wire
1st terminal
–
GND
2nd terminal
–
GND
<Standard values>
10 M
or more
The mea-
sured value is
within the
range of stan-
dard value: Go
to YES.
The mea-
sured value is
not within the
range of stan-
dard value: Go
to NO.
Go to step 4.
Replacing the
frame wire
(with the ser-
vice plug
socket).