G37 coupe and G35 coupe chassis harness to seat harness

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HollywoodJackson
Posts: 266
Joined: Thu Oct 23, 2014 1:35 pm
Car: 2004 Infiniti G35
1990 Nissan 240SX Hatchback
1990 Nissan 240SX Coupe
Location: Hollywood, CA
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Greetings fam.

I've spent all day looking through the 2008 G37 FSM. I'm having a tough time finding information on the chassis to seat harness for the front seats. I'm trying to install two G37 coupe seats into a G35 coupe. I did see a write up, but it was confusing. I'd like to make the necessary splices into the harness coming from the chassis before it plugs into any of the connectors on the bottom of seat.

Its fifteen wires before connecting to the passenger seat.

Image

1 Red
1 White
1 Purple
1 Orange
1 Brown
1 Pink
2 Light Blue
3 Yellow
4 Black (2 regular and 2 thinner wires).

Any help would appreciated. If its been posted, a link would great also. I've tried about every google search term I could think of. :gotme


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VStar650CL
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Joined: Thu Nov 12, 2020 1:25 pm
Car: 2013 Nissan Altima 2.5 SL
2004 Nissan Altima 2.5 S

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The diagrams you need are here starting on SE-94:
https://www.nicoclub.com/service-manual ... 8%2FSE.pdf
The connector you need to piece together is B10 (car side) to B501 (seat side), but there's no master callout for those connectors because they're wire-to-wire. You need to identify the wires for the individual functions in the individual wiring diagrams, SE-94 for the Heaters, SE-98 for the Lumbar, SE-101 for the Side Support, SE-104 for the Driver seat controls, SE-113 for the Passenger seat controls. Connector B10 will be called out in the connector pinouts immediately following each wiring diagram, but they will each only show the pins used in that diagram. So you need to go through all four wire by wire to assemble the complete picture.

HollywoodJackson
Posts: 266
Joined: Thu Oct 23, 2014 1:35 pm
Car: 2004 Infiniti G35
1990 Nissan 240SX Hatchback
1990 Nissan 240SX Coupe
Location: Hollywood, CA
Contact:

Post

VStar650CL wrote:
Sat Dec 14, 2024 10:31 pm
The diagrams you need are here starting on SE-94:
https://www.nicoclub.com/service-manual ... 8%2FSE.pdf
The connector you need to piece together is B10 (car side) to B501 (seat side), but there's no master callout for those connectors because they're wire-to-wire...
Ok thanks for that info. That is a big help!

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VStar650CL
Technical Expert
Posts: 11952
Joined: Thu Nov 12, 2020 1:25 pm
Car: 2013 Nissan Altima 2.5 SL
2004 Nissan Altima 2.5 S

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:dblthumb:

HollywoodJackson
Posts: 266
Joined: Thu Oct 23, 2014 1:35 pm
Car: 2004 Infiniti G35
1990 Nissan 240SX Hatchback
1990 Nissan 240SX Coupe
Location: Hollywood, CA
Contact:

Post

Ok so I have the seats in. I did have to swap out all 4 of the rails. The passenger seat fits like a glove. However, the driver seat is leaning into console. I'm thinking I can purchase a longer bolt and put washers between the rail and the floor on the back of the inside rail to lift that side of the seat up to make it level. However, I'm guessing I'll only have three bolts holding the seat in place. Because the front bolt on the inside rail is angled. Lifting it by an inch will probably make the hole not line up.

I did have to grind the s*** out of both inside rails to get them to pass obstructions when moving the seats forward/backward.

I have the power and grounds connected to move the seats, operate the lumbar support, airbags, and the seat belt switches that turn off the seat belt light in the dash. I currently don't have any of the signals wired up for the heated seats. I'll try to get that done later. Sick of messing with the wiring right now LOL.

If I can get the driver seat to be straight up and down, I think its a clean swap.

OGPreme
Posts: 1
Joined: Mon May 12, 2025 7:49 pm
Car: 06 Infiniti G35 Coupe

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I’m also doing a swap but I’m having trouble with driver seat wiring. Can you help me out here. I noticed you were able to wire it up


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