OXYGEN SENSOR

1996 Mercury Marquis

Tiny

WrestlingUnplugged

September, 10, 2010 AT 1:49 PM

Engine Performance problem
1996 Mercury Marquis V8 Front Wheel Drive Automatic 100000 miles

How do I Replace a Front Oxgen Sensor

FOUND 3464 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

September, 10, 2010 AT 7:57 PM

Heated Oxygen Sensor (HO2S)


http://www.2carpros.com/forum/automotive_pictures/12900_o_9.jpg



REMOVAL AND INSTALLATION

Disconnect battery ground cable.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 16 km (10 miles) or more to relearn the strategy.

Disconnect Heated Oxygen Sensors (HO2S) from engine control sensor wiring.
Raise vehicle on hoist.
Remove heated oxygen sensors from dual converter Y pipe using Oxygen Sensor Wrench T94P-9472-A.

NOTE : If excessive force is needed to remove heated oxygen sensor, lubricate heated oxygen sensor with penetrating oil prior to removal.

To install, reverse Removal procedure. Tighten heated oxygen sensors to 36-46 Nm (26-34 lb ft) .

Please login or register to post a reply.

Oxygen Sensor Replacement Honda Civic 1996-20
Oxygen Sensor Replacement Dodge Stratus
Fail Your Smog Test? Fix it Fast
Code Read Retrieval/Clear