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-   -   Main Light Ground Issue (https://www.camryforums.com/forum/ecu-electronics-12/main-light-ground-issue-53774/)

onpointmaintenance 11-08-2020 12:49 PM

Main Light Ground Issue
 
I am a diesel technician by trade and I'm in need of a little direction here.

Background: I recently replaced the entire brake system, suspension and steering components on a friend's Honda Odyssey. He didn't have the money to pay me so I accepted his 1999 Toyota Camry as payment. The Camry had a broken crank shaft. I then purchased a 2000 Camry from a salvage yard that was rear ended. All the electrical components worked on the 1999 Camry prior to the work I performed. I swapped the engine and transmission mission assemblies from the 2000 Camry into the 1999 Camry.

Issue: the 99 Camry runs and drives great with the donor engine. However, none of my lights work now. This includes headlights, brights, tail lights, turn signals and cluster gauges. The 4-way hazards do operate.

Has anyone else had this issue before or something similar? I haven't been able to locate any wiring diagrams online and unfortunately I don't know anyone who works at Toyota. Any suggestions would be greatly appreciated.

Thanks

toyomoho 11-08-2020 08:08 PM

Do any of the lights controlled by the running/headlight switch work, such as lights for climate controls and tail lights?

The hazard switch bypasses the turn signal switch (the same switch that turns on running/headlights/dash/console lights). Might start with this switch and wiring.

For wiring diagram see private message sent.



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onpointmaintenance 11-08-2020 10:53 PM

That's correct, none of the console lights operate either. I'll look at the switch first then dig into the wiring. Thank you for the direction. If you think of anything else I would be more than happy to hear you out.

toyomoho 11-09-2020 06:26 PM

Check the following:

Tail light operation as this system has its own relay but is still controlled by the light switch.

Blown TURN fuse.

Wiper operation as this system receives power from the same source as the TURN signal fuse.

Does this car have auto headlight off and or daytime running lights?


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