Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2011FJ CRUISER 2WD V6-4.0L (1GR-FE)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSSERVICE PRECAUTIONS
2011 Toyota FJ Cruiser 2WD V6-4.0L (1GR-FE)
Computers and Control Systems: Service Precautions
2011 Toyota FJ Cruiser 2WD V6-4.0L (1GR-FE)SECTION Service Precautions
1GR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: PRECAUTION
1. INITIALIZATION
NOTICE:
* Perform initialization (throttle position) after replacing the throttle with motor body assembly or cleaning any throttle body components Installation.
* Perform initialization (throttle position) after reconnecting the battery cable or replacing the ECM Installation.
* Perform the RESET MEMORY (AT initialization) when replacing the automatic transmission assembly, engine assembly or ECM Programming and Relearning.
* Perform the REGISTRATION (VIN registration) when replacing the ECM Programming and Relearning.
* If the ECM has been replaced or RESET MEMORY (AT initialization) has been performed, set up the function of the ATF (Automatic Transmission Fluid) temperature warning light Programming and Relearning.
HINT
Initialization cannot be completed by only removing the battery.
2. FOR USING TECHSTREAM
CAUTION:
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 tester, two persons are required. One is for driving the vehicle, and the other operates the Techstream.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.