HYBRID/TROUBLE SHOOTING
3–181
CHECKLIST: P0A85 (TC65)
P0A85 (TC65)
Abnormality in HV battery cooling fan
drive signal High
Inspection Procedure
Step
Action
Description
Judgement
Check
(Yes/No)
Yes
No
1
Inspecting the
signal line of
PCU wire har-
ness (lower
side) for short
circuit
1. Set the starter key to the
"LOCK" position.
2. Disconnect the PCU harness
(16P) connector and the HV
ECU2 connector.
3. For the 11th terminal of PCU
harness (16P) lower-side con-
nector, inspect the signal line of
PCU wire harness (lower side)
for short circuit. (See "Inspect-
ing the PCU harness signal line
for short circuit.")
<Measurement conditions>
Starter key: LOCK
<Tester connections>
PCU harness (16P) lower-side
connector
11th terminal
–
Each signal line
<Standard values>
10 k
or more
Defect is
found: Go to
YES.
Defect is not
found: Go to
NO.
Replace the
PCU wire har-
ness (lower
side).
Go to step 2.
2
Inspecting the
signal line of
PCU wire har-
ness (upper
side) for short
circuit
1. For the 11th terminal of PCU
harness (16P) upper-side con-
nector, inspect the signal line of
PCU wire harness (upper side)
for short circuit. (See "Inspect-
ing the PCU harness signal line
for short circuit.")
<Measurement conditions>
Starter key: LOCK
<Tester connections>
PCU harness (16P) upper-side
connector
11th terminal
–
Each signal line
<Standard values>
10 k
or more
Defect is
found: Go to
YES.
Defect is not
found: Go to
NO.
Replace the
PCU wire har-
ness (upper
side).
Replace the
HV battery
cooling fan
and go to step
3.
