DIAGNOSIS CODE
The diagnosis and engine warning lamp items are given in the table below.
Code No.
Diagnosis item
Main diagnosis contents
Engine warning lamp
P0100
Air flow sensor system
Open circuit or short-circuit in sensor-related circuits
ON
P0105
Barometric pressure sensor system <DOHC>
Open circuit or short-circuit in sensor-related circuits
ON
P0110
Intake air temperature sensor system
Open circuit or short-circuit in sensor-related circuits
ON
P0115
Engine coolant temperature sensor system
Open circuit or short-circuit in sensor-related circuits
ON
P0120
Throttle position sensor system
Open circuit or short-circuit in sensor-related circuits
ON
P0130
Oxygen sensor (front) system
Open circuit or short-circuit in sensor-related circuits
ON
P0135
Oxygen sensor heater (front) system
Open circuit or short-circuit in heater-related circuits
ON
P0136
Oxygen sensor (rear) system <SOHC>
Open circuit or short-circuit in sensor-related circuits
ON
P0141
Oxygen sensor heater (rear) system <SOHC>
Open circuit or short-circuit in heater-related circuits
ON
P0170
Abnormal fuel system
Leanness or richness problem
ON
P0201
No. 1 injector system
Open circuit or short-circuit in injector-related circuits
ON
P0202
No. 2 injector system
Open circuit or short-circuit in injector-related circuits
ON
P0203
No. 3 injector system
Open circuit or short-circuit in injector-related circuits
ON
P0204
No. 4 injector system
Open circuit or short-circuit in injector-related circuits
ON
P0300
Ignition coil (power transistor) system
Abnormal ignition signal (Mis-firing)
ON
P0325
Detonation sensor system
Abnormal sensor output
ON
P0335
Crank angle sensor system
Abnormal sensor output
ON
P0340
Camshaft position sensor system
Abnormal sensor output
ON
P0400
Exhaust gas recirculation (EGR) system
EGR valve not operating
ON
P0403
Exhaust gas recirculation (EGR) control solenoid valve system
Open circuit or short-circuit in solenoid valve-related circuits
ON
P0500
Vehicle speed signal system
Abnormal sensor output
-
P0622
Alternator FR terminal system
Open circuit or short-circuit in sensor-related circuits
-
P1603
Battery back-up line system
Open circuit or short-circuit in system-related circuits
-
-
Engine-ECU
Abnormality in engine-ECU
ON

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