Lexus IS250 IS220d GSE20 ALE20 2AD-FHV ENGINE CONTROL SYSTEM
ECD SYSTEM - DATA LIST / ACTIVE TEST
| READ DATA LIST |
- HINT:
- Using the intelligent tester's Data List allows switch, sensor, actuator, and other item values to be read without removing any parts. Reading the Data List early in troubleshooting is one way to save time.
- NOTICE:
- In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not.
Warm up the engine.
Turn the engine switch OFF.
Connect the intelligent tester to the DLC3.
Turn the engine switch ON (IG).
Turn the intelligent tester ON.
Enter the following menus: Powertrain / Engine / Data List.
Read the Data List.
| Intelligent Tester Display | Measurement Item/Range (Display) | Normal Conditions* | Diagnostic Notes |
| Calculate Load | Calculated load by ECM/ Min.: 0%, Max.: 100% | Idling: 10 to 25% Running without load (2,500 rpm): 7.5 to 14.5% | - |
| MAP | Absolute pressure inside intake manifold/ Min.: 0 kPa, Max.: 255 kPa | Idling: 85 to 93 kPa Engine running at 2,500 rpm: 105 to 120 kPa Engine running at 3,000 rpm: 120 to 140 kPa | - |
| MAF | Air flow rate from Mass Air Flow (MAF) sensor/ Min.: 0 gm/s, Max.: 655.35 gm/s | Idling: 2.8 to 5.2 gm/s Running without load (2,500 rpm): 27.5 to 32.5 gm/s | 0 gm/s: Mass air flow sensor power source circuit is open or VG circuit is open/shorted 160 gm/s or more: E2G circuit is open |
| Engine Speed | Engine speed/ Min.: 0 rpm, Max.: 16,383.75 rpm | Idling: 750 to 1, 200 rpm | After warming-up engine |
| Coolant Temp | Engine coolant temperature/ Min.: -40°C, Max.: 140°C | After warming up engine: 80 to 95°C (176 to 203°F) | If value is -40°C (-40°F) or 140°C (284°F), sensor circuit is open or shorted |
| Intake Air | Intake air temperature/ Min.: -40°C, Max.: 140°C | Equivalent to temperature at intake manifold | If value is -40°C (-40°F) or 140°C (284°F), sensor circuit is open or shorted |
| Fuel Temperature | Fuel temperature/ Min.: -40°C, Max.: 140°C | Idling after engine warmed-up: 0 to 80°C | - |
| Vehicle Speed | Vehicle speed/ Min.: 0 km/h, Max.: 255 km/h | Actual vehicle speed | Speed indicated on speedometer |
| Fuel Press | Fuel pressure/ Min.: 0 MPa, Max.: 655.350 MPa | Idling: 37 to 43 MPa | - |
| EGR Position | EGR position/ Min: 0%, Max: 100% | Idling after engine warmed-up and vehicle is under normal atmospheric pressure: 0 to 60% | - |
| Accelerator Position No. 1 | Accelerator position No. 1/ Min.: 0%, Max.: 100% | Accelerator pedal released: 8 to 28% Accelerator pedal depressed: 51 to 71% | - |
| Accelerator Position No. 2 | Accelerator position No. 2/ Min.: 0%, Max.: 100% | Accelerator pedal released: 30 to 55% Accelerator pedal depressed: 73 to 98% | - |
| Initial Engine Coolant Temp | Initial engine coolant temperature/ Min.: -40°C, Max.: 120°C | ECT when engine starts | - |
| Initial Intake Air Temp | Initial intake air temperature/ Min.: -40°C, Max.: 120°C | IAT when engine starts | - |
| EGR Position | EGR position/ Min.: 0%, Max.: 100% | Idling after engine warmed-up and vehicle is under normal atmospheric pressure: 0 to 60% | - |
| Initial Exhaust Temp (In) | Exhaust temperature sensor for IN/ Min.: 0°C, Max.: 1,000°C | Idling: 80 to 150°C Idling after driving: 80 to 400°C | - |
| Initial Exhaust Temp (Out) | Exhaust temperature sensor for OUT/ Min.: 0°C, Max.: 1,000°C | Idling: 80 to 150°C Idling after driving: 80 to 400°C | - |
| Intake Air Temp (Turbo) | Intake Air Temperature (Turbo)/ Min.: -40°C to 140°C | 65°C or less | - |
| DPNR Differential Pressure | DPNR differential pressure/ Min.: -5 kPa, Max.: 100 kPa | -3 kPa to 3 kPa | - |
| VNT Command (VNT Command) | VN turbo command/ Min.: 0 %, Max.: 100 % | - | - |
| EGR Close Learning Value | EGR close learning value/ Min: 0 V, Max: 5 V | 3.5 to 4.5 V | - |
| Diesel Throttle Angle | Diesel throttle angle/ Min.: -20 %, Max.: 120 % | Idling after warming-up engine: 81 to 95% | |
| Throttle Valve Fully Closed | Throttle valve fully closed/ Min.: 0 deg, Max.: 84 deg | - | - |
| Target Common Rail Pressure | Target common rail pressure/ Min.: 0 kPa, Max.: 655,350 kPa | Idling: 37 to 43 MPa | - |
| Injection Pressure Correction | Injection pressure correction/ Min.: -500 mm3/st, Max.: 780 mm3/st | -400 to 400 mm3/st | - |
| Differential Pressure FB | Differential pressure correction/ Min.: -10 kPa, Max.: 246 kPa | Idling: -1.5 to 1.5 kPa | - |
| Alternate Duty Ratio | Alternate duty ratio/ Min.: 0%, Max.: 100% | No electrical load: 10 to 80% | - |
| Accel Position 1 | Accelerator pedal position sensor No. 1 voltage/ Min.: 0 V, Max.: 5 V | Accelerator pedal released: 0.6 to 1.0 V Accelerator pedal depressed: 3.4 to 3.8 V | Read value with engine switch ON (IG) (do not start engine) |
| Accel Position 2 | Accelerator pedal position sensor No. 2 voltage/ Min.: 0 V, Max.: 5 V | Accelerator pedal released: 1.4 to 1.8 V Accelerator pedal depressed: 4.2 to 4.6 V | Read value with engine switch ON (IG) (do not start engine) |
| Throttle Position | Throttle position sensor/ Min.: 0%, Max.: 100% | Engine warmed-up and idling: 81 to 95% | - |
| Accelerator Position No .1 | Accelerator pedal position sensor No. 1/ Min.: 0%, Max.: 100% | Accelerator pedal released: 12 to 20% Accelerator pedal pressed: 68 to 76% | Read value with engine switch ON (IG) (do not start engine) |
| Accelerator Position No. 2 | Accelerator pedal position sensor No. 2/ Min.: 0%, Max.: 100% | Accelerator pedal released: 28 to 36% Accelerator pedal pressed: 84 to 92% | Read value with engine switch ON (IG) (do not start engine) |
| Throttle Motor | Throttle actuator output / Min.: 0%, Max.: 100% | Idling after engine warmed up: 30 to 50% | - |
| Pump VCM Angle | Pump VCM angle/ Min.: 0 mA, Max.: 4,000 mA | - | ECD Freeze Data |
| IDL Stable Control | IDL stable control/ Min.: -80 mm3/st, Max.: 79 mm3/st | -5 to 5 mm3/st | ECD Freeze Data |
| AF FT B1 S1 | Short-term fuel trim associated with the bank 1 sensor 1/ Min.: 0, Max.: 1.999 | Value less than 1 (0.000 to 0.999): Lean Value greater than 1 (1.001 to 1.999): Rich | - |
| AFS B1 S1 | A/F sensor output voltage for bank 1 sensor 1/ Min.: 0 V, Max.: 7.999 V | Idling after engine warmed-up: 1.01 to 1.58 V | - |
| Pilot 1 Injection | Pilot 1 Injection/ Min.: 0 μs, Max.: 65,535 μs | Idling after engine warmed-up: 0 μs | - |
| Pilot 2 Injection | Pilot 2 Injection/ Min.: 0 μs, Max.: 65,535 μs | Idling: 148 to 194 μs | - |
| Main Injection | Main Injection/ Min.: 0 μs, Max.: 65,535 μs | Idling: 173 to 368 μs | - |
| After Injection | After Injection/ Min.: 0 μs, Max.: 65,535 μs | - | - |
| Pilot 1 Injection | Pilot 1 Injection/ Min.: -70°CA, Max.: 20°CA | - | - |
| Pilot 2 Injection | Pilot 2 Injection/ Min.: -50°CA, Max.: 20°CA | -1.25 to -4.5°CA | - |
| Main Injection | Main Injection/ Min.: -90°CA, Max.: 90°CA | -6 to 0°CA | - |
| After Injection | After Injection/ Min.: -10°CA, Max.: 50°CA | - | - |
| Injection Feedback Value | Injection volume feedback learning value/ Min.: -10 mm3, Max.: 9.92 mm3 | Idling: -0.4 to 1.0 mm3 | - |
| Injection Feedback Val #1 | Injection volume correction for cylinder 1/ Min.: -10 mm3, Max.: 10 mm3 | Idling: -3.0 to 3.0 mm3 | - |
| Injection Feedback Val #2 | Injection volume correction for cylinder 2/ Min.: -10 mm3, Max.: 10 mm3 | Idling: -3.0 to 3.0 mm3 | - |
| Injection Feedback Val #3 | Injection volume correction for cylinder 3/ Min.: -10 mm3, Max.: 10 mm3 | Idling: -3.0 to 3.0 mm3 | - |
| Injection Feedback Val #4 | Injection volume correction for cylinder 4/ Min.: -10 mm3, Max.: 10 mm3 | Idling: -3.0 to 3.0 mm3 | - |
| Exhaust Fuel Addition FB | Exhaust fuel addition correction value/ Min.: 0, Max.: 512 | Vicinity of 1.0 | - |
| Injection Volume | Injection volume/ Min.: 0 mm3, Max.: 1,279.98 mm3 | Idling: 3.9 to 7.0 mm3 | - |
| EGR Learning Status | EGR learning status/ OK or NG | OK | - |
| Starter Signal | Starter signal/ ON or OFF | ON: Cranking | - |
| Power Steering Signal | Power steering signal/ ON or OFF | OFF | - |
| A/C Signal | A/C signal/ ON or OFF | ON: A/C ON | - |
| Stop Light Switch | Stop light switch/ ON or OFF | ON: Brake pedal depressed OFF: Brake pedal released | - |
| Electric Fan Motor | Radiator cooling fan motor/ 0: OFF, 1: ON | ON: Radiator cooling fan motor is active | - |
| Battery Voltage | Battery voltage/ Min.: 0 V, Max.: 65.535 V | Idling: 9 to 14 V | - |
| Atmosphere Pressure | Atmospheric pressure value/ Min.: 0 kPa (0 mmHg, 0 in.Hg), Max.: 255 kPa (1,912.6 mmHg, 75.3 in.Hg) | Actual atmospheric pressure | - |
| TC and TE1 | TC and TE1 terminal of DLC3 ON or OFF | - | - |
| # Code | #Code/ Min.: 0, Max.: 255 | - | Number of detected DTCs |
| Check Mode | Check mode/ ON or OFF | ON: Check mode ON | |
| DPNR Status Reju (S) | Result of DPNR catalyst regeneration (S)/ ON or OFF | OFF | - |
| DPNR Status Reju (PM) | Result of DPNR catalyst regeneration (PM)/ ON or OFF | OFF | - |
| VNT Type | VN turbo type/ 0: Not, 1: Commo, 2: Vacuum | 2: Vacuum | - |
| VTN Max angle | VN turbo maximum angle / Min.: 0%, Max.: 100% | 100% | - |
| VTN Min angle | VN turbo minimum angle / Min.: 0%, Max.: 100% | 10% | - |
| DPNR Catalyst Deteriorate | DPNR Catalyst Deteriorate/ 0: Normal, 1: Deteriorate | Normal | - |
| DPNR No Activate | DPNR operation/ 0: Active, 1: No Active | Active | - |
| DPNR PM Block | DPNR PM Block/ 0: No blocked, 1: Blocked | No Blocked | - |
| Injector Memory Error | EEPROM malfunction for injector/ 0: No error, 1: Error | No error | - |
| Catalyst Memory Error | EEPROM malfunction for DPNR catalyst/ 0: No error, 1: Error | No error | - |
| Target Booster Pressure | Target boost pressure/ Min.: 0 kPa, Max.: 320 kPa | Idling after engine warmed up and vehicle is under normal atmospheric pressure: 89 to 100 kPa | - |
| Diesel Throttle Learn Status | Diesel throttle learning status/ 0: NG, 1: OK | OK | - |
| MIL ON Run Distance | MIL ON Run Distance/ Min.: 0 km, Max.: 65,535 km | Distance after DTC detected | - |
| Running Time from MIL ON | Running Time from MIL ON/ Min.: 0 minute, Max.: 65535 minutes | Equivalent to running time after MIL was turned ON | - |
| Distance from DTC Cleared | Distance after DTC cleared/ Min.: 0 km/h, Max.: 65,535 km/h | Equivalent to drive distance after DTCs were erased | - |
| Warm-up Cycle Cleared DTC | Warm up cycle after DTC cleared/ Min.: 0, Max.: 255 | - | Number of warm up cycles after DTC cleared |
| Engine Run Time | Engine run time/ Min.: 0 second, Max.: 65,535 seconds | Time after engine started | Service data |
| Time After DTC Cleared | Time after DTC cleared/ Min.: 0 minute, Max.: 65,535 minutes | Equivalent to time after DTCs were erased | - |
- HINT:
- *: If no idling conditions are specified, the shift lever is in the neutral position, and the A/C switch and all accessory switches are OFF.
| PERFORM ACTIVE TEST |
- HINT:
- Performing Active Test using the intelligent tester allows relays, VSVs, actuators and other items to be operated without removing any parts. Performing the Active Test early in troubleshooting is one way to save time. The Data List can be displayed during the Active Test.
Connect the intelligent tester to the DLC3.
Turn the engine switch ON (IG).
Turn the intelligent tester ON.
Enter the following menus: Powertrain / Engine / Active Test.
Perform the Active Test.
| Intelligent Tester Display | Test Details | Control Range | Diagnostic Notes |
| Connect the TC and TE1 | Turn on TC and TE1 connection | ON/OFF | - |
| Control the Electric Cooling Fan | Control the electric cooling fan operation | ON/OFF | Test is possible when following conditions are met: Engine switch ON (IG) Engine is stopped |
| Control the Cylinder#1 Fuel Cut | Cut off fuel injection from No. 1 injector | ON/OFF | Fuel injection stopped while test is ON |
| Control the Cylinder#2 Fuel Cut | Cut off fuel injection from No. 2 injector | ON/OFF | Fuel injection stopped while test is ON |
| Control the Cylinder#3 Fuel Cut | Cut off fuel injection from No. 3 injector | ON/OFF | Fuel injection stopped while test is ON |
| Control the Cylinder#4 Fuel Cut | Cut off fuel injection from No. 4 injector | ON/OFF | Fuel injection stopped while test is ON |
| Test the Turbo Charger Step Motor | Control the E-VRV for turbocharger control | 0 to 100% | - |
| Test the Fuel Leak | Pressurizes common rail internal fuel pressure, and checks for fuel leaks | Stop/Start | Fuel pressure inside common rail is spessurized to specified value and engine speed is increased to 2,000 rpm when ON is selected Above conditions are preserved while test is ON |
| Control the EGR Step Position | Control the EGR valve position | 1 to 100% | - |
| Activate the DPNR Rejuvenate (S) | DPNR catalyst regeneration (S) Raise temperature of DPNR to more than 600°C (1,112°F) by adding fuel intermittently using the exhaust fuel addition injector | ON/OFF | - |
| Activate the DPNR Rejuvenate (PM) | DPNR catalyst regeneration (PM) Raise temperature of DPNR to more than 600°C (1,112°F) by adding fuel intermittently using the exhaust fuel addition injector | ON/OFF | - |
LEXUS IS250, IS220d / GSE20 ALE20