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Компьютерная диагностика за 5 минут.
JZ |
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MR2 Guru
Сообщений: 1048
Проживает: Украина, Одесса.
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Можно не ехать на станцию тех. обслуживания чтоб произвести диагностику сканером систем управлением двигателя. На самом деле компьютер управляющий мотором имеет встроенную диагностику и позволяет произвести считывание кодов неисправностей без использования дорогого оборудования. Это актуально для всех поколений мр2, как турбовых так и атмо версий. А также других моделей тойота. Для диагностики нам понадобится небольшой кусочек проволки 10см либо обычная канцелярская скрепка. Всё что требуется сделать это открыть капот моторного отсека (мр2 30куз разьем в салоне под ногами)и в диагностическом разьёме перемкнуть два контакта Те1 и Е1 Далее просто включаем зажигание(заводить не обязательно) и смотрим на щиток приборов, точнее на жёлтую мигающую лампочку неисправности мотора. Кода будут выводится путём мигания лампочки, первая серия вспышек это десятки, короткая пауза, вторая серия вспышек это единицы, после будет идти более длинная пауза и таким же способом будет выдаваться следующий код . Если повторяется один и тот же код по кругу, значит компьютер зафиксировал в памяти только один код. Если лампочка мотора мигает без остановки, значит компьютер считает что неисправностей в машине нет и возможные причины плохой работы мотора это механические повреждения, которые компьютер определить не может.
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JZ |
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MR2 Guru
Сообщений: 1048
Проживает: Украина, Одесса.
Статус: Offline
Нарушения: (0%)
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Базовая таблица с описанием возможных неисправностей. Basic codes by flashing "Check Engine-light" ("MIL")
1 Normal Condition
2 Air Flow Meter signal
MANIFOLD AND/OR AIRFLOW METER SENSOR circuit
- AIRFLOW METER/circuit - MANIFOLD PRESSURE SENSOR/circuit
3 Ignition signal -NO "IGF" SIGNAL to ECM -IGNITER/IGNITER CIRCUIT -IGNITER AND IGNITION COIL/circuit
4 Engine Coolant Temperature Sensor signal
- OPEN or SHORT IN WATER TEMP. SENSOR - WATER TEMPERATURE SENSOR circuit - WATER TEMPERATURE SENSOR
5 Oxygen Sensor OXYGEN SENSOR SIGNAL/OXYGEN SENSOR HEATER Signal
OPEN OR SHORT IN OXYGEN SENSOR OR OXYGEN SENSOR Signal
6 RPM signal (Crank Angle Pulse) RPM Signal
- NO SIGNAL to ECU FROM DISTRIBUTOR ("Ne" or "G") AFTER ENGINE HAS BEEN CRANKED - DISTRIBUTOR/circuit - STARTERSIGNAL circuit - IGNITER/IGNITER circuit
7 Throttle Position Sensor Signal
- OPEN or SHORT Signal - TPS SENSOR - TPS Signal/circuit
8 Intake Air Temperature Sensor Signal
- Open or short INTAKE AIR TEMP. SIGNAL - INTAKE AIR TEMPERATURE circuit - INTAKE AIR TEMPERATURE SENSOR 9 Vehicle Speed Sensor Signal -NO SPD. SIGNAL FOR SEVERLA SECONDS WHILE VEHICLE IS OPERATED UNDER HEAVY LOAD TPS/MAP/AIR FLOW INPUTS)
- SPEED SENSOR/circuit
10 Starter signal
11 Switch signal LOSS OF POWER SUPPLY TO ECM
-IGNITION SWITCH/circuit
-MAIN RELAY/circuit
12 Knock Control Sensor signal
STARTER SIGNAL
- NO "STA" SIGNAL TO ECM UNTIL ENGINE SPEED EXCEEDS 800 RPM - IGNITION SWITCH/circuit
12 RPM signal (G22 for –FSE) - NO SIGNAL TO ECM FROM DISTRIBUTOR ("Ne" OR "G") AFTER ENGINE HAS BEEN CRANKED - DISTRIBUTOR/circuit - STARTERSIGNAL circuit -IGNITER/IGNITER circuit
12 Crankshaft position (CKP) sensor - circuit malfunction (3C-TE)
13 Knock Control CPU (ECM)
13 RPM signal (NE for –FSE)
SAME AS above but after ENGINE has RUN AT 1,000 - 1,500 RPM -DISTRIBUTOR/DISTRIBUTOR circuit 13 Fuel injection pump position sensor – circuit malfunction (3C-TE) 14 Turbocharger Pressure
14 Ignition signal
- No "IG" or "IGF" ignition signal to ECM from ignitior several times in succession (IGT1, IGT4, IGF for – FSE) - NO "IGF" SIGNAL TO ECM - IGNITER/IGNITER circuit - IGNITER AND IGNITION COIL/circuit
14 (2C-TE) Timing control system malfunction
15 Ignition System (IGT2, IGT3, IGF for –FSE) 15 (1CD-FTV) Throttle motor - circuit malfunction 15 Throttle control circuit - malfunction
16 Faulity in transmission/transaxle ECM (Transmission control signal)
17 Engine control module (ECM) -malfunction
18 Fuel quantity adjuster -malfunction
Note: Not all trouble codes are used on all models
MIL-code on Toyota / Lexus by al tech page (www.alflash.narod.ru/)
19 Acceleration Pedal Position (AAP) Sensor/Switch circuit malfunction (VC, VPA, VPA2, E2 – for FSE, 3C-TE)
21 Oxygen Sensor
OXYGEN SENSOR SIGNAL/OXYGEN SENSOR HEATER SIGNAL
- OPEN or SHORT IN OXYGEN SENSOR OR OXYGEN SENSOR SIGNAL и еще десяток причин...
22 Engine Coolant Temperature Sensor signal - OPEN OR SHORT IN WATER TEMP. SENSOR SIGNAL - WATER TEMPERATURE SENSOR circuit - WATER TEMPERATURE SENSOR
23 Intake Air Temperature Sensor signal - OPEN OR SHORT IN INTAKE AIR TEMP. SIGNAL - INTAKE AIR TEMPERATURE circuit - INTAKE AIR TEMPERATURE SENSOR
24 Intake Air Temperature Sensor signal - OPEN OR SHORT IN INTAKE AIR TEMP. SIGNAL - INTAKE AIR TEMPERATURE circuit - INTAKE AIR TEMPERATURE SENSOR
25 Air-Fuel Ratio Lean
- LEAN SIGNAL SENT TO ECU FROM O2 SENSOR - INJECTOR FAULT(S) - FUEL PRESSURE - OXYGEN SENSOR - AIRFLOW METER OR MAP SENSOR - IGNITION
26 Air-Fuel Ratio Rich
- SAME AS ABOVE - COLD START INJECTOR
27 Sub Oxygen Sensor signal - SUB OXYGEN SENSOR/HEATER circuit 28 No. 2 Oxygen Sensor signal
No.2 OXYGEN SENSOR/OXYGEN SENSOR HEATER
- SAME AS CODE 21
29 No. 2 Oxygen Sensor signal
31 Air Flow Meter signal or Vacuum Sensor signal circuit - AIRFLOW METER/CIRCUIT - MANIFOLD PRESSURE SENSOR (MAP) circuit
32 Air Flow Meter signal (VANE-TYPE)
- AIRFLOW METER/circuit
32 (Diesel) Malfunction Resistance Signal 32 (2C-TE) Module coding plug -malfunction 32 (1CD-FTV) Injector -malfunction
33 IAC Valve
- OPEN OR SHORT IN IDLE AIR CONTROL VALVE Signal CIRCUIT or IDLE AIR CONTROL VALVE or ECM
33 Intake manifold air control solenoid –malfunction (3C-TE) 34 Turbocharger Pressure signal - ABNORMAL TURBOCHARGER PRESSURE - TURBO CHARGER - AIRFLOW METER/MANIFOLD/TURBOCHARGER PRESSURE Signal - INTERCOOLER SYSTEM
35 Turbocharger Pressure Sensor
- TURBOCHARGER PRESSURE SENSOR (Gas.) 35 Manifold Absolute Pressure Sensor (Diesel, 3C-TE) 35 HAC Sensor signal -OPEN CIRCUIT IN HIGH ALTITUDE COMPENSATOR Signal
36 * 36 Sensor Combustion Pressure (Toyota Part No. 89468-20020)... 39 (Avensis) Fuel temperature sensor - circuit 39 VVT-i Valve (p1656,p1345,p1349, OCV for -FSE) 39 Fuel temperature sensor - circuit malfunction (3C-TE)
41 Throttle Position Sensor signal
- OPEN OR SHORT IN TPS Signal - TPS Sensor - TPS Signal/circuit
42 Vehicle Speed Sensor signal - NO SPD. Signal for SEVERLA SECONDS WHILE VEHICLE IS OPERATED UNDER HEAVY LOAD (TPS/MAP/AIR FLOW INPUTS) - SPEED Signal circuit Note: Not all trouble codes are used on all models
MIL-code on Toyota / Lexus by al tech page (www.alflash.narod.ru/)
43 Starter signal
- NO "STA" Signal TO ECU until ENGINE SPEED exceeds 800 RPM - IGNITION SWITCH/circuit
45 EGR System malfunction
- VSV EGR - Temperature Sensor
47 Sub-Throttle Position Sensor
- Open or short circuit in Sub-Throttle position sensor signal
47 Throttle position (TP) sensor
48 Vacuum Switching Circuit of Air Sw. Valve or Air Pump (EAP) Malfunction 49 for D-4 System SFP (PR, VC, E2 for -FSE)
51 Switch signal SWITCH Signal IDL (tps) CONTACTS OFF, NEUTRAL START SWITCH OFF, A/C SWITCH "ON" Signal TO ECM WITH DIAGNOSTIC CHECK CONNECTOR SHORTED
- A/C SWITCH/circuit - A/C AMPLIFIER - TPS/CIRCUIT - NEUTRAL START SWITCH/circuit 52 Knock Sensor signal - OPEN OR SHORT IN KNOCK SENSOR Signal - KNOCK SENSOR/circuit
53 Knock Control signal in ECM FAULTY or Engine control module (ECM) knock control – defective (P1605) 54 Inter-cooler ECM signal Intercooler coolant circulation capacity diminished (fail-safe operation: ignition timing program retarded by 2 degr.) 55 Knock Sensor signal Open or short circuit in knock sensor signal (Chaser TRD with 2JZ-GTE)
56 Cooling Fan Pressure Sw. 58 SCVP, E2, SCV+, SCV (for –FSE) 59 VVT-i Valve - for FSE) 71 EGR System
EGR VALVE MALFUNCTION
- EXHAUST GAS TEMPEATURE BELOW SPEC. FOR EGR CONTROL - EGR SYSTEM - EGR GAS TEMPERATURE SENSOR circuit 72 Fuel Cut Solenoid signal IGF SIGNAL IS DETECTED FOR 4 CONSECUTIVE IGNITIONS 72 A/C System (A/C Relay Open) 78 (Avensis) Fuel circuit -malfunction 78, 79 Fuel Pump Control signal (S+, E1 for FSE) (P1235
- Fuel Pump Control signal, P1200- Fuel Pump Relay/ECU Malfunction ?) - Open or Short circuit in fuel Pump Control circuit or Fuel Pump Electronic Control Unit (ECU) 79 D-4 81 TCM Communication - Open in ECT1 circuit between ECM & Transmission Control Module (TCM) for at Least 2 seconds 83 TCM Communication
- Open in ESA1 circuit between ECM & Transmission Control Module (TCM) for 1/2 second after engine idles at least 1/2 second 84 TCM Communication
- Open in ESA2 circuit between ECM & Transmission Control Module (TCM) for 1/2 second after engine idles at least 1/2 second 85 TCM Communication
- Open in ESA3 circuit between ECM & Transmission Control Module (TCM) for 1/2 second after engine idles at least 1/2 second 89 (P1125, 1126, 1127, 1128) read a pulse ETCS-SNOW (Chaser TRD with 2JZ-GTE) 92 D-4 (p1210) 96 (p1600) Engine control module (ECM) -supply 97 D-4 (p1215) EDU Malfunction 97 (Avensis) Injector control module – circuit malfunction 98 D-4 99 (B2799) there is a trouble with immobilizer (for the OBDII-equiped Vechicle)
* for Lexus a 90-94. Abbrevations (Toyota and Lexus a 1990-2000), CPS - Crank Position Sensor... Note: Not all trouble codes are used on all models
Это сообщение отредактировал JZ - May 3 2009, 0:00
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