P1148 CODE

Forum for Infiniti M35 and M45, and Nissan Fuga owners.
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bigantm109
Posts: 5
Joined: Wed Nov 13, 2013 6:25 pm
Car: m35x 2006

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WHAT IS P1148 CODE BANK 1 CHECK ENGINE LITE IS NO BUT MY CAR RUNS GREAT IS THIS A BAD THING.

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svard75
Posts: 1564
Joined: Mon May 11, 2009 3:26 am
Car: 06 M35x
Location: Toronto, Ontario, Canada

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You have an issue with the o2 sensor on the passengers side exhaust pipe. It's most likely the secondary attached to the cat that's malfunctioning.
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Costee
Posts: 336
Joined: Wed Oct 24, 2012 5:14 pm
Car: 2006 Infiniti M45 Sport
2012 Nissan Murano SL
Location: Lagos, Nigeria

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The code's for The A/F sensor 1. The precat "O2 sensor" on the passenger side for the M35.
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