Operation CHARM: Car repair manuals for everyone.

P0143

DTC P0143 - O2 SENSOR CIRCUIT LOW VOLTAGE (BANK 1 SENSOR 3)

DTC DETECTING CONDITION
Two consecutive driving cycles with fault

CAUTION: After repair or replacement of faulty parts, conduct Clear Memory Mode and Inspection Mode.

Wiring Diagram:






Step 1 - 4:




Step 5: