Nissan Altima manuals

Nissan Altima (L32) 2007-2012 Service Manual: Component diagnosis

On board diagnostic (OBD) system

Diagnosis Description INTRODUCTION The ECM has an on board diagnostic system, which detects malfunctions related to engine sensors or actuators. The ECM also records various emission-related d ...

Trouble diagnosis - specification value

Description The specification (SP) value indicates the tolerance of the value that is displayed in “SPEC” of “DATA MONITOR” mode of CONSULT-III during normal operation of the Engine Contr ...