Oxygen Sensor O2 Combo 234-4694 234-4696 For 99-04 Land Rover Discovery Rear oxygen sensor Rear oxygen sensor

Features:
High Quality.
Direct Plug-In Replacement.
Use a 10-megaohm digital voltmeter. Hook up the voltmeter's red probe to the sensor's signal wire and the black probe to engine ground.
(Use back probe method, DO NOT pierce the wire.)
For a good sensor, voltage should fluctuate constantly between 0.1 and 0.9 volts after starting the engine for 2 or 3 minutes.

Specifications:
Interchage Part Number:234-4696 234-4694
Length:670mm 420mm
Compatible:Land Rover Discovery 1999 - 2004
Interchange Part Number:15630












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