Car Questions
RepairPal is your advocate for car care advice and guidance

What color is the ground wire on the downstream O2 sensor?

(2002 Toyota Camry)
in Pikeville, KY on November 22, 2012
I have 2 white which should be heater wires. 1 grey and 1 black
Displaying 2 answers & 0 comments
Popular Answer
of Joels Auto Service on November 22, 2012
check out for wiring schematics on your vehicle.
on November 22, 2012
black is universal ground
RepairPal estimates are guaranteed at over 2,000 quality certified locations nationwide. Learn more

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
When I take off the first gear won't catch right away but all other gears work just fine what could it be?
Didn't find what you were looking for?