September 30: LEMON manuals is back up on a temporary server! Slowness is possible

On Board Diagnosis Logic

WARNING: This page is about a different car, the 2005 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

The MIL will not light up for this diagnosis.

Fig 1: DTC P1226 Diagnosis Trouble Chart

Courtesy of NISSAN MOTOR CO., U.S.A.