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2003 toyota sequioa oxygen sensor upstream color code diagram

Motor Vehicle Maintenance & Repair Asked by sandra anaya on June 10, 2021

2003 toyota sequia 4wd engine side the harness connector ripped, i need the color code.Engine side the wires are green with red stripe, green with white stripe, black, white I dont know how to rewire cables.

One Answer

Here is your wiring diagram for all 4 O2 sensors

Green with red stripe is power from fuse box

Green with white stripe is Ground

the other two wires go back to the PCM

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Answered by Moab on June 10, 2021

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