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Home >> Nissan-Datsun >> 1993 >> 300ZX Base, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostic System >> Trouble Code Definition
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Trouble Code Definition

NOTE: Not all trouble codes will activate CHECK ENGINE light.
TROUBLE CODE IDENTIFICATION CHART

Code System/Circuit Affected
11  Crankshaft Position (CKP) Sensor
12  MASS Airflow (MAF) Sensor
13  Engine Coolant Temperature (ECT) Sensor
14  Vehicle Speed Sensor (VSS)
21  Ignition Signal
31  ECM
32  EGR Function
33  Oxygen Sensor
34  Knock Sensor
35  EGR Temperature Sensor
42  Fuel Temperature Sensor
43  Throttle Position (TP) Sensor
45  Injector Leak
51  Injector Circuit (Non-Turbo)
51  Injector Circuit (Turbocharged)
53  Oxygen Sensor
54 (1) Auto. Trans. Signal
55 No Malfunction Recorded
(1) Trouble Code 54 diagnostic chart is not available from manufacturer. See NEUTRAL SWITCH & A/T CONTROL (300ZX) diagnostic chart in I - SYS/COMP TESTS article.