Toyota Corolla (E120): Oxygen sensor circuit slow response

Inspection procedure

Circuit description

Other materials:

Preparations to use wireless communication
The following can be performed using Bluetooth® wireless communication: ■ A portable audio player can be operated and listened to via multimedia system ■ Hands-free phone calls can be made via a cellular phone In order to use wireless communication, register and connect a Bluetooth ...

Circuit description
The throttle pressure that is applied to the primary regulator valve (which modulates the line pressure) causes the solenoid valve slt, under electronic control, to precisely and minutely modulate and generate the line pressure according the extent of the accelerator pedal depressed or the o ...

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 ...