HO2S2 Heater (Except For California)

DTC P0037, P0038 HO2S2 HEATER


Wiring Diagram






Specification data are reference values and are measured between each terminal and ground.
Pulse signal is measured by CONSULT-III.

CAUTION:
Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in damage to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.