Bmw E46 Oxygen Sensor Wiring Diagram

The O2 sensor heaters have a constant 12 Volts available while the engine is running. The "ground" side is controlled by the DME so you will not see a valid ground by testing for a ground on the chassis side of the O2 sensor wiring harness. This is why I ask what the problem is before worrying about a wiring diagram.

Figure 5 Using an oxygen sensor socket, remove the oxygen sensor from the exhaust manifold. Lightly coat new oxygen sensor thread with anti. I got an 04 BMW 325i E46 with the m54 motor Going to figure out in the harness which connector goes to the updraft O2 sensors not the sensors themselves but actually wiring loom to go back to my.

E46 M3 O2 Sensor Diagram - diagramwirings

Forum Vehicle Discussion E46 (2001 - 2006) If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below.

This document provides information on wiring diagrams and component identification for a 2001-2005 BMW 3 Series (E46) 2.0 318ti Compact model with a N42 B20A engine. It lists over 70 components and their identification codes, locations, and electrical connections. It also provides a key for the color codes used to identify wires in the diagrams.

Active Autowerke Performance Part Installation Instructions

Also beware that you should really trace each O2 sensor wire, as I have seen cars with the front and rear O2 sensors connected to each other AND the cars front and rear O2 sensors harness connectors plugged into each other. This is because of the gender difference in the connectors, so they can mate up and plug into each other. Hi don't know if anyone can help.

I have a 2003 316ti compact (E46). The dreaded yellow check engine lamp came on this morning.:mad When I scanned for codes with my ELM based reader and proscan software I got code P0030. Bmw E46 Electric Seat Wiring Diagram Wiring diagrams include location information, wiring, pin identification, troubleshooting, maintenance, function descriptions, and more.

E46 M3 O2 Sensor Diagram - diagramwirings

This includes all information that follows wiring and wire connections. Free download. Home / BMW E46 325i Sedan / Electrical Components / Connectors / Components / B: Sensors, electrical transducers / B62101 Oxygen sensor 1 heated upstr.

of cat. Search documents: Installation Location (EBO) B62101, B62201 Applies to: mss54ds0 Installation Location (EBO) B62101, B62201 Applies to: ms450ds0. This part is listed by BMW as BMW part number 12517506794 (12 51 7 506 794) and is described as the wiring harness for manual transmission and the oxygen sensors on 2001-2002 E46 325i, 330i models.

This is only for cars with a manual transmission. Perfect for replacing a damaged coil harness or converting.