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ECU wiring for novices

ECU wiring for novices

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el_bandido
Account not Activated
2,757
30-06-2020, 07:37 PM
#11
bump, anyone got the wiring diagram for 2000 plate IS200 and a 98-00 LS400 vvti?
el_bandido
30-06-2020, 07:37 PM #11

bump, anyone got the wiring diagram for 2000 plate IS200 and a 98-00 LS400 vvti?

toxo
Posting Freak
4,843
02-07-2020, 12:36 PM
#12
el_bandido bump, anyone got the wiring diagram for 2000 plate IS200 and a 98-00 LS400 vvti?

I cannot tell you how unlikely you are to find that info lol. I am yet to see a wiring diagram for a UK spec LS400, you can't even buy the wiring manual from Lexus as you can with many other models.

However the LS400 also has an immobiliser built into the ECU, so I don't see why you couldn't use that in place of the IS200 one. You'll have to sacrifice a key to keep the IS200 ECU happy and permanently 'mobilised' and then rely on the immobiliser in the LS400 ECU.
Edited 13-08-2012, 04:24 PM by toxo.
toxo
02-07-2020, 12:36 PM #12

el_bandido bump, anyone got the wiring diagram for 2000 plate IS200 and a 98-00 LS400 vvti?

I cannot tell you how unlikely you are to find that info lol. I am yet to see a wiring diagram for a UK spec LS400, you can't even buy the wiring manual from Lexus as you can with many other models.

However the LS400 also has an immobiliser built into the ECU, so I don't see why you couldn't use that in place of the IS200 one. You'll have to sacrifice a key to keep the IS200 ECU happy and permanently 'mobilised' and then rely on the immobiliser in the LS400 ECU.

el_bandido
Account not Activated
2,757
02-07-2020, 01:37 PM
#13
**** flaps. I really need that wiring diagram haha

Marcus seems to think that you can get the immobiliser working ok with just the IS200 ecu running the ignition to the 1UZ.
el_bandido
02-07-2020, 01:37 PM #13

**** flaps. I really need that wiring diagram haha

Marcus seems to think that you can get the immobiliser working ok with just the IS200 ecu running the ignition to the 1UZ.

toxo
Posting Freak
4,843
02-07-2020, 01:43 PM
#14
his didn't have an immobiliser in the ecu
toxo
02-07-2020, 01:43 PM #14

his didn't have an immobiliser in the ecu

el_bandido
Account not Activated
2,757
02-07-2020, 01:52 PM
#15
oh for **** sake. I'd be better off looking for an LS430 wiring diagram then, as it sounds like it's more familiar?
el_bandido
02-07-2020, 01:52 PM #15

oh for **** sake. I'd be better off looking for an LS430 wiring diagram then, as it sounds like it's more familiar?

toxo
Posting Freak
4,843
02-07-2020, 02:06 PM
#16
Fuel system is different on the ls430 but much of the other stuff is the same. Dunno about wiring colors though
toxo
02-07-2020, 02:06 PM #16

Fuel system is different on the ls430 but much of the other stuff is the same. Dunno about wiring colors though

el_bandido
Account not Activated
2,757
02-07-2020, 02:06 PM
#17
that's not a problem because you will be helping me install an FPR and fuel return at some point. Big Grin
el_bandido
02-07-2020, 02:06 PM #17

that's not a problem because you will be helping me install an FPR and fuel return at some point. Big Grin

toxo
Posting Freak
4,843
02-07-2020, 02:09 PM
#18
430 is proper DBW too
toxo
02-07-2020, 02:09 PM #18

430 is proper DBW too

el_bandido
Account not Activated
2,757
02-07-2020, 02:10 PM
#19
is the vvti 1uz drive by wire? This is getting annoying.
el_bandido
02-07-2020, 02:10 PM #19

is the vvti 1uz drive by wire? This is getting annoying.

toxo
Posting Freak
4,843
02-07-2020, 02:11 PM
#20
Ish
toxo
02-07-2020, 02:11 PM #20

Ish

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