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No. Fuse carrier A
15
All engines: Main relay
Hybrid engine: Engine control unit
16
V6 engine: Electric water pump
17
Oxygen sensor upstream of catalytic
converter
18
Oxygen sensor downstream of catalytic
converter
290
Minor Repairs
Battery
A
10
h
DANGER
Electric Shock
f
10
Observe all warning notes on the battery.
f
15
Disconnect the negative terminal on the
battery during all work on the electrical
10
system.
f
Do not lay tools or other metal objects on the
battery as they could cause a short circuit
across the battery terminal.
h
Battery Explosion
DANGER
Hazard
f
Charge battery in a well vetilated area.
f
Never charge a frozen battery. It may explode
because of gas trapped in the ice. Allow a
frozen battery to thaw out first.
f
Do not expose the battery to an open flame,
electrical spark or a lit cigarette, since they
can ignite hydrogen gas from the battery.
h
DANGER
Static Electricity
f
Do not wipe the battery with a dry cloth.
f
Before touching the battery, discharge any
static electricity by touching the vehicle.
h
WARNING
Chemical Exposure
f
After handling battery, always protect your skin
and remove surface chemicals by washing
thoroughly with soap and water.
h
Battery Acid and
WARNING
Electrolyte Exposure
f
Wear eye protection.
f
Do not allow battery acid to come in contact
with your skin or eyes.
f
If you get electrolyte, which is an acid, in your
eyes or on your skin, immediately rinse with
cold water for several minutes and call a
doctor.
NOTICE
Risk of damage to the fabric, metal or paint from
battery acid or electrolyte.
f
Do not allow battery acid to come in contact
with fabric or painted surfaces.
f
Spilled electrolyte must be rinsed off at once
with a solution of baking soda and water to
neutralize the acid.
The battery is located in the battery box under the
left front seat.
f
Have the battery removed and installed only by
your authorized Porsche dealer.
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