TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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SFGE/SFI System 2JZ-GE — Oxygen Sensors Inspection, page 61

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Oxygen Sensors Inspection — MK4 Supra SFI System 2JZ-GE, page 61
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Page text (OCR transcript)
EG–247
ENGINE – SFI SYSTEM (2JZ–GE)

Except California

No.2 Oxygen Sensor
Connector

No.1 Oxygen Sensor
Connector

♦ Gasket

No.2 Oxygen
Sensor

No.1 Oxygen
Sensor

♦ Non-reusable part

P18733

No.1
Voltmeter
VF1
TE1
E1
SST
DLC1

No.2
VF2
Voltmeter
TE1
E1
SST
DLC1

P11292
P11293
Z09059

OXYGEN SENSORS INSPECTION

1. WARM UP ENGINE
Allow the engine to warm up to normal operating temperature.

2. INSPECT FEEDBACK VOLTAGE
Connect the positive (+) tester probe of a voltmeter to terminal VF1 (for No.1) or VF2 (for No.2) of the DLC 1, and negative (–) tester probe to terminal E1. Do the test as described on the next page.
HINT: Use SST when connecting between terminals TE1 and E1 of the DLC1.
SST 09843–18020