Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Interior

Wiring diagram

Other materials:

P0603 ECM power supply
Description Battery voltage is supplied to the ECM even when the ignition switch is turned OFF for the ECM memory function of the DTC memory, the air-fuel ratio feedback compensation value memory, the idle air volume learning value memory, etc. DTC Logic DTC DETECTION LOGIC DTC CON ...

P0137, P0157 HO2S2
Description The heated oxygen sensor 2, after three way catalyst (manifold), monitors the oxygen level in the exhaust gas on each bank. Even if switching characteristics of the air fuel ratio (A/F) sensor 1 are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal ...

Indicator lights
For additional information, refer to "Vehicle information display" in this section. Front fog light indicator light (green) The front fog light indicator light illuminates when the front fog lights are on. For additional information, refer to "Fog light switch" in this section. Front passen ...