Ordered new ECM/ECU pigtails, can I get a color-coded wiring diagram?

Tiny
07SOZU143
  • MEMBER
  • 2007 TOYOTA CAMRY
  • 2.4L
  • 4WD
  • AUTOMATIC
  • 149,749 MILES
So, I’ve had a problem with my car since February of 2022, it went from a crank no start to a no crank no start back to a crank no start now nothing. I’ve replaced the starter motor the relay fuse, fuel pump and spark plugs/coils and recently did order ECM/ECU pigtail connectors with wires same pinout diagram for my make and model. Now my troubles are trying to remember which wires connect to the pin spots that already have the same colors as the ones running from the vehicle. I’m at a loss and could really use some help in determining which wire connects. Like I notice there’s a couple thicker wires which I’ve gotten those right got the simple colors out the way, but my problem stands with the blue, green, yellow, and white wires since there’s like 3-5 or each of them.
Thursday, July 14th, 2022 AT 5:12 AM

3 Replies

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,690 POSTS
Yep, they can have the same color but go to different ECM connectors, here is a guide to help you check the connections once you are done with the repair and the engine/ECM wiring and ECM repair.

https://www.2carpros.com/articles/how-to-check-wiring

It says this car is a hybrid, so I have the engine and hybrid wiring diagrams together. Check out the diagrams (below). Please let us know if you need anything else to get the problem fixed.
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Thursday, July 14th, 2022 AT 1:58 PM
Tiny
07SOZU143
  • MEMBER
  • 2 POSTS
The hybrid diagrams don’t match up to my car, I’m looking for wire diagrams for a 2007 Camry LE 2.4 4 door sedan, it’s not a XLE or hybrid model Camry. I am just waiting on my impact wrench to come in the mail tomorrow and get started working on doing a lot of work remaining to the vehicle. If you happen to find the exact wire diagram for a 2007 Camry LE 2.4 please feel free to reply back, also please make sure that if you post photos, they won’t be blurry when I save them to my phone. Thank you, hope to hear back from y’all shortly.
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Monday, July 18th, 2022 AT 10:53 AM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,690 POSTS
Are the ones I gave you blurry? Please let me know. Here are the regular engine wiring diagrams for the non-hybrid engine car. Let me know if you need anything else.
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Tuesday, July 19th, 2022 AT 10:25 AM

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