Lexus NX: Immobiliser System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Registration
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Engine Starter Communication Malfunction (B2779)
- Antenna Coil Open / Short (B2784)
- Short to GND in Immobiliser System Power Source Circuit (B278A)
- ID BOX EEPROM Malfunction (B2790)
- Engine Immobiliser System Malfunction (B2799-790)
- Engine Immobiliser System Communication Line High Fixation (B279A-186)
- Engine Immobiliser System Presence Detection (B279C-185)
- Security Indicator Light Does not Blink
- Immobiliser System does not Operate Properly
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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE:
After the power switch is turned off, there may be a waiting time before disconnecting the negative (-
Parts Location
PARTS LOCATION ILLUSTRATION *1 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - AM2 FUSE - STRG LOCK FUSE *2 NO. 2 ENGINE ROOM RELAY BLOCK AND NO. 2 JUNCTION BLOCK ASSEMBLY
System Diagram
SYSTEM DIAGRAM
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How To Proceed With Troubleshooting
PROCEDURE 1. CHECK TIRE AND WHEEL SYSTEM DIAGNOSIS OF IRREGULAR TIRE WEAR GO TO STEP 11
DIAGNOSIS OF TIRE VIBRATION 2. TIGHTEN WHEEL NUTS
NEXT 3. INSPECT TIRES Click here NG GO TO STEP 10
OK 4.
Inspection
INSPECTION PROCEDURE 1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 6.9 to 7.9 Ω If the result is not as specif
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