Volkswagen Jetta (A4) with BBW engine - Oxygen Sensor Indentification (B1S3)
- Charles Burke (Unlicensed)
- Nick C. (Unlicensed)
Abstract: Volkswagen Jetta (A4) with BBW engine, Oxygen Sensor Identification (B1S3).
Revised exploded view for oxygen sensors on Volkswagen BBW engine for Volkswagen
This engine uses three oxygen sensors. Bank 1, Sensor 1 (B1S1), Bank 1, Sensor 2 (B1S2), and Bank 1, Sensor 3 (B1S3) are arranged from the exhaust manifold to the end of the catalytic converter in numerical order. In other words, Bank 1, Sensor 3 is the last sensor, post cat.
Reference Bentley Service Manual
Volkswagen Jetta, Golf, GTI (A4)Service Manual: 1999, 2000, 2001,2002, 2003, 2004, 2005
page 26-15.
Applies to: Volkswagen Jetta (A4) with engine code BBW (2.0L, 2004-2005 production)
Before Performing any Work
Please read Cautions and Warnings before proceeding with any work on your vehicle
