3 11 important wiring dos and donts. There are two ways of connecting the controller to the mspnp2.
Section 4 2 Wide Band Oxygen
Wideband wiring diagram. You should ground the wideband to the engine block near the factory ecu ground wire to ensure an accurate reading. The lc 2 is a controller that controls a wideband o2 lambda sensor to. From our experience many methods cause poor. There are many different ways to wire in a wideband oxygen sensor. If not the arrangement will not function as it ought to be. If im looking at the back side of the o2 sensor plug where the wires harness 96 wideband uego sensor replacement cable for.
The bosch 49 lsu sensor used in the 30 4110 aem wideband uego afr controller gauge has a faster light off time and draws less current than the 42 lsu sensor used with aems 30 4100 wideband uego controller gauge which will be superseded to the 30 4110 gauge in august 2014. Disconnect the negative battery cable. Make sure this connection is protected with a 5a fuse. For any lc 1 purchased after june2006 that should be all you need to be concerned with when wiring it up. 2 mounting and wiring the lc 2 21 mounting the lc 2 controller body should be mounted inside the cabin or in another. 21 wiring the mtx l has 5 stripped wire ends.
A switched 12v source goes on as soon as key on power is active. Gauge can be mounted in a 21 16 dia. Hole with brackets supplied. 11112018 11112018 1 comments on wideband o2 sensor wiring diagram. You can either connect the analog output to the pin labeled oxygen sensor input of the option connector or you can cut and splice the oxygen sensor signal wire to the. The black wire should be grounded to a solid ground source.
For the mtx l and lc 2 the default analog outputs are reversed so youd wire the yellow analog out 1 wire to the megasquirts o2 input wire. Installation instructions 21 16 wide band airfuel ratio monitor 2650 1143 00 rev. 1 connect the red wire to an isolated switched 12v source in your vehicle. This manual contains information and diagrams related to wiring most holley efi products including ecus ignition systems nitrous systems watermethanol injection systems sensors and more. See the next section for a relay installation diagram. The circuit to which you will pull power from should be able to support a 3 amp draw.
For the lc 1 wire the brown analog out 2 wire to the megasquirts o2 input wire. Aem wideband wiring diagram aem uego sensor wiring diagram aem uego wideband wiring diagram aem uego wiring diagram every electrical structure is made up of various different pieces. Each part ought to be placed and connected with other parts in particular manner. Wideband o2 sensor wiring diagram.
Gallery of Wideband Wiring Diagram
