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Pavlin Koev
Pavlin Koev, CERTIFIED TECHNICIAN
Category: Toyota
Satisfied Customers: 3403
Experience:  17 years hands on,Experience cars and trucks, gas and diesel
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Toyota Camry LE 1999 toyota camry radiator cooling fan not

Customer Question

1999 toyota camry radiator cooling fan not working, but it works when using jumper wire. i have no idea what's wrong. can any one help me?
Submitted: 2 years ago.
Category: Toyota
Expert:  Pavlin Koev replied 2 years ago.

Pavlin Koev :

Hi and Welcome to Just Answer! My name is XXXXX XXXXX X will do my best to help.

Pavlin Koev :

have you checked fuse.

Pavlin Koev :

that is RD1 fuse 30A that supply cooling fan relay.

Customer:

i did

Customer:

but dont know fuse work or not

Pavlin Koev :

do you have test light?

Customer:

don't see any fuse blow

Customer:

yes

Pavlin Koev :

do you know where is cooling fan relay, if you do, remove relay

Customer:

yes

Customer:

tried that

Pavlin Koev :

using test light check its connectors in junction box

Customer:

i did and it seem to ok

Pavlin Koev :

you should have power in 2 places with ign to on position

Customer:

yes

Customer:

i also tried to jumper to motor and the fan is working

Customer:

toyota have big fuses

Pavlin Koev :

ok, so looks like engine computer is not grounding the relay

Customer:

how do i check that?

Customer:

is it the diagnostic ?

Pavlin Koev :

you have to check for codes first

Pavlin Koev :

is any there

Customer:

no i did not and i don"t know where is the codes

Pavlin Koev :

you have to scan the vehicle, is engine light ON?

Customer:

i don't have the scanner

Customer:

engine light not on

Pavlin Koev :

you should start with replacing cooling temperature switch,

Customer:

i checked that and it's ok

Pavlin Koev :

does fan works with A/C -ON ?

Customer:

nope

Customer:

doesn't work at all

Pavlin Koev :

check resisyance of supply wire from relay to cooling fan connector

Customer:

it's ok

Customer:

it's work all way to the fuse box and plug

Pavlin Koev :

do you have 12V to fan plug at blue wire?

Customer:

what do you mean?

Pavlin Koev :

when relay is energized it must supply 12V through that wire

Customer:

jumper wire?

Customer:

to the fan is working ok

Pavlin Koev :

if you jump the relay terminals insted of jumper wire, this will check wire integrity

Customer:

i did not check to c if it supplies a 12 v

Customer:

i think it could be the fuse

Pavlin Koev :

click here to see

Customer:

but they have a big fuse

Pavlin Koev :

yes it is big one

Customer:

can insert paper clip in to diagnostic to get the codes

Pavlin Koev :

no

Pavlin Koev :

this is on old cars

Pavlin Koev :

with in to ON do you have 2 power at relay?

Customer:

the wire chassis electrical is ok

Customer:

the motors for the also ok

Pavlin Koev :

check if you have, then check if it is at blue wire in fan connector

Customer:

can i go to c it?

Pavlin Koev :

I understand that you have checked the motor, but I need to know what we have going throu those wires, is it there or not.

Pavlin Koev :

yes go ahead

Customer:

brb

Customer:

k

Customer:

driver side have white and blue to the motor, passenger side black and red

Pavlin Koev :

read this

Customer:

can you this to my email?

Pavlin Koev :

use diagram and the text and volt meter to check sytem

Pavlin Koev :

I have sent you this in pdf so it is printable

Customer:

k

Pavlin Koev :

we are not aloowed E mails

Customer:

i c

Customer:

i think i'll check that 2morrow

Customer:

cox it dark outside

Pavlin Koev :

OK, I think this will help you track it down

Customer:

is it any anywhere i can check to see if it is the fuse

Customer:

think so

Pavlin Koev :

you can remove fuse cap and check it with test light, but if you have power at relay terminals, then fuse is good

Customer:

ok

Customer:

thanks 4 helping me

Pavlin Koev :

You are welcome

Customer:

bye

Pavlin Koev :

you can reply here if you need me

Pavlin Koev :

if you are satisfied with my answer please click on the accept button

Pavlin Koev :

I am not credited if you do not click on it

Customer:

k

Customer:

r u charge me just 18 right?

Pavlin Koev :

yes it is only 18,

Pavlin Koev :

thank you!

Customer:

cool thanks

Customer:

hope chat with you later

Customer:

i'll click that

Pavlin Koev, CERTIFIED TECHNICIAN
Category: Toyota
Satisfied Customers: 3403
Experience: 17 years hands on,Experience cars and trucks, gas and diesel
Pavlin Koev and 8 other Toyota Specialists are ready to help you

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