Toyota Corolla (E120): Tvip ecu communication circuit

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Registering a Bluetooth® device
Before using the Bluetooth® audio/phone, it is necessary to register a Bluetooth® device in the system. You can register up to 5 Bluetooth® devices. How to register a Bluetooth® device 1 Press and select “Bluetooth*” using . 2 Press and select “BT Pairing” using . A passkey w ...

Throttle body assy
Components Removal & installation and disassembly & reassembly 1. Drain coolant 2. Remove cylinder head cover no.2 Remove 2 nuts, 2clips and the cylinder head cover no. 2. 3. Remove air cleaner cap sub–assy Disconnect the maf connector.  disconnect the vsv co ...

Inspection procedure
Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...