Nissan
Code Translation
11 Crank Angle Sensor
12 Mass Airflow Sensor
13 Coolant Temp Sensor
14 Vehicle Speed Sensor
21 No Ignition Reference/Ignition System
22 Fuel Pump/Idle Speed Control
23 Idle Switch/Throttle Valve Switch
24 Idle Switch/Transmission
  Switch/Neutral-Park Switch
25 Idle Speed Control
31 ECU/Air Conditioning/Fan
  Switch/Power Steering Switch
32 EGR
33 O2 Sensor
34 Knock Sensor
35 EGR Temp Sensor
41 Air Temp Sensor
42 Fuel Temp Sensor/Throttle Sensor
43 TPS/Fuel Injector
45 Injector Leak
51 Fuel Injector(s) Electrical
53 O2 Sensor
54 Automatic Trans Signal
55 No Malfunctions Recorded
SOURCE
J.C. Whitney
800-603-4383
www.jcwhitney.com