CODE |
DIAGNOSIS |
TRIGGERED BY |
ASSOCIATED AREAS |
1 |
NORMAL |
'Check Engine' warning light will flash continously to show that the system is OK. |
NIL |
12 |
RPM signal 1 |
[G1, G2, Ne]
When No G or Ne signals for 2 seconds after STA ON and +B drops below 11V.
. |
* Wirings and connectors (crank position & starter signal systems)
* Distributor
* ECU |
13 |
RPM signal 2 |
[Ne]
When no RPM signal (Ne) to the ECU for 0.05 seconds with engine speed above 1000 rpm and after STA OFF, STA ON - OFF. |
* Wirings and connectors (crank position signal systems)
* Distributor
* ECU |
14 |
Ignition signal |
[IGf]
When no IGf signals to the ECU for over 0.3 seconds after STA ON (No continuous 4 sparks for over 0.3 seconds). |
* Wirings and connectors (igniter +B, IGf, IGt)
* ECU |
16 |
ECT CPU |
When the gearbox management unit fails. |
* ECU |
21 |
O2 sensor signal |
[Ox]
When O2 sensor voltage crosses the 0.45V line and is leaning towards either 0.35V (lean) or 0.70V (rich) side for over 60 seconds while the speed is below 100km/h with the engine speed of above 1500 rpm and coolant temp of over 80 centigrade.
[HT] (O2 sensor heater)
When no response from the heater or low output level for over 0.5 seconds. |
* O2 sensor
* Fuel systems (injector, fuel pump)
* Ignition system (ignitor, plugs)
* Intake air system (airflow meter)
* ECU |
22 |
Coolant temperature signal |
[THW, E2]
Whenever a short circuit or a circuit detachment in the coolant temperature sensor is detected for over 0.5 seconds. |
* Wirings and connectors (coolant temp systems)
* Coolant temp sensor
* ECU |
24 |
Intake air temperature signal |
[THA, E2]
Whenever a short circuit or a circuit detachment in the intake air temperature sensor is detected for over 0.5 seconds. |
* Wirings and connectors (intake air systems)
* Intake air temp sensor (inside airflow meter)
* ECU |
25 |
Lean error |
[Ox]
When no 'rich' signals were sent by the O2 sensor for over 90 seconds while the car is travelling at speeds under 100km/h with the engine speed above 1500 rpm and the coolant temperature above 50 centigrade. |
* Wirings and connectors (O2 sensor)
* Fuel system (injector, fuel pressure)
* Ignition system (plugs, ignitor)
* Intake air system (airflow meter)
* O2 sensor
* Coolant temp sensor |
31 |
Airflow meter signal 1 |
[VS, VC, E2]
No signals from the airflow meter is detected for over 0.5 seconds while IDL ON and the engine speed is below 1500rpm. |
* Wirings and connectors (airflow meter systems)
*Airflow meter
* ECU |
32 |
Airflow meter signal 2 |
[VS, VC, E2]
No signals from the airflow meter is detected for over 0.5 seconds. |
* Wirings and connectors (airflow meter systems)
*Airflow meter
* ECU |
41 |
Throttle position sensor |
[VTA, VC, IDL, E2]
Whenever a short circuit or a circuit detachment in the throttle position sensor is detected for over 0.5 seconds. |
* Wirings and connectors (throttle position systems)
* Throttle position sensor
* ECU |
42 |
Speed sensor signal |
[SP1]
When the speed sensor sent 0km/h signal to the ECU for more than 8 seconds while the engine speed is above 3000 rpm with the gear lever selected in positions other than P or N.
|
* Wirings and connectors (speed sensor systems)
* Speed sensor
* ECU |
52 |
Knock sensor signal |
[KNK]
When a short circuit or a circuit detachment was detected in the knock sensor or its connectors while the engine speed is between 1600 rpm and 5200 rpm.
|
* Wirings and connectors (knock sensor systems)
* Knock sensor
* ECU
|
53 |
Knock management |
When the knock management part of the ECU fails while the engine speed is between 650 rpm and 5600 rpm.
|
* ECU
|