toyota Workshop Repair Guides

Toyota Camry 20L SOHC (2S-E) Workshop Service and Repair Manuals

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Oxygen Sensor|Testing and Inspection|Page 1280 > < EFI Main Relay <--> [Main Relay (Computer/Fuel System)]|Locations|Page 1276

Testing and Inspection of Oxygen Sensor for Camry L4-1995cc 20L SOHC

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Oxygen Sensor: Testing and Inspection

Fig.44 Checking Oxygen Sensor with Voltmeter

1.

Connect voltmeter to EFI service connector using adapter 09842-14010 or equivalent, Fig. 44. Connector is located in harness with ``Check
Engine'' connector.

2.

Connect suitable tachometer, start engine and run until it reaches normal operating temperature.

3.

Run engine at 2500 RPM for approximately 2 minutes to heat oxygen sensor.

4.

With engine running at 2500 RPM, voltmeter needle should deflect at least 8 times every 10 seconds.

Oxygen Sensor|Testing and Inspection|Page 1280 > < EFI Main Relay <--> [Main Relay (Computer/Fuel System)]|Locations|Page 1276