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Toyota Corolla Repair Manual: Oxygen sensor

Dtc p0130 oxygen sensor circuit malfunction (bank 1 sensor 1)

Dtc p2195 oxygen sensor signal stuck lean (bank 1 sensor 1)

Dtc p2196 oxygen sensor signal stuck rich (bank 1 sensor 1)

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 usefu ...

Circuit description
The rear heated oxygen sensor is used to monitor oxygen concentration in the exhaust gas. For optimum catalytic converter operation, the air fuel mixture must be maintained near the ideal stoich ...

Other materials:

Precheck
1. Srs warning light check Turn the ignition switch to the on position and check that the srs warning light lights up. check that the srs warning light goes out after approx. 6 Seconds. Hint: when the ignition switch is at on and the srs warning light remains on or flashes, the ...

Circuit description
The ignition switch provides circuit power and the ecm provides the circuit ground that illuminates the mil. Mil operation is checked visually: it should be illuminated when the ignition is first turned on. If the mil is off all of the time or on all of the time, use the procedure below to ...

Inspection procedure
1 Check fuse(ecuig) Remove the ecuig fuse from the instrument panel j/b.  check the continuity of the ecuig fuse. Ok: continuity 2 Inspect terminal voltage(b) Remove the cruise control ecu assy with connector still connected.  turn the ignition switch to on. ...

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