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roy
roy, import/domestic specialest
Category: Toyota
Satisfied Customers: 4656
Experience:  ASE master tech for 40 years
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Someone gave me a boost on my 2004 ghlander and had the

Customer Question

someone gave me a boost on my 2004 highlander and had the cables on reversed on one battery. when he corrected it the car is completely dead no click at all any ideas
JA: Thanks. Can you give me any more details about your issue?
Customer: lights work, horn blows. no power windows engine wont crank at all
JA: OK got it. Last thing — Toyota Mechanics generally expect a deposit of about $20 to help with your type of question (you only pay if satisfied). Now I'm going to take you to a page to place a secure deposit with JustAnswer. Don't worry, this chat is saved. After that, we will finish helping you.
Submitted: 9 months ago.
Category: Toyota
Customer: replied 9 months ago.
Is there a fuse or link which could have blown or did it damage the computer?
Expert:  roy replied 9 months ago.

good evening my name is ***** ***** I will assist

yes, most likely he blew the main fuse in the fuse block. you will need to change it and then see if it starts. he may have damaged all kinds of modules but you will not know until you get power back

Roy

Expert:  roy replied 9 months ago.

how are you making out