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Home >> Lexus >> 2014 >> LX 570 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics - Introduction) >> SFI System >> Precaution [08/2013 - ] >> Precaution [08/2013 - ]
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Precaution [08/2013 - ]

  1. INITIALIZATION 
    NOTE:
    • w/ Navigation system: After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more disconnecting the cable from the negative (-) battery terminal.
    • Perform initialization (throttle position) after replacing the throttle body assembly or cleaning any throttle body components. Refer to INSTALLATION [08/2013 - ] - Step 9 .
    • Perform Reset Memory (AT initialization) when replacing the automatic transmission assembly, engine assembly or ECM. Refer to INITIALIZATION [08/2013 - ] .
    • Perform Registration (VIN registration) when replacing the ECM. Refer to REGISTRATION [08/2013 - ] .

    HINT: 

    Reset Memory cannot be completed by only removing the battery.

  2. WHEN USING TECHSTREAM 
    WARNING:

    Observe the following items for safety reasons:

    • Read its instruction books before using the Techstream.
    • Prevent the Techstream cable from being caught on the pedals, shift lever and steering wheel when driving with the Techstream connected to the vehicle.
    • When driving the vehicle for testing purposes using the Techstream, 2 persons are required. One person drives the vehicle, and the other operates the Techstream.
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