MIL-code on Toyota / Lexus by al tech page (
www.alflash.narod.ru/)
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 иещедесятокпричин...
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
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 engineidles at least 1/2 second
84 TCM Communication
- Open in ESA2 circuit between ECM & Transmission Control Module (TCM) for 1/2 second after engineidles 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
