Power to Win


Engine Control

Xw4 Lambda Amplifier

Connector pin assignment and functions.

Main Connector

Pin Description Comments
1 .. 12V SW
2 .. Output 1 0-5 volts
3 .. Output 2
4 .. Output 3
5 .. Output 4
6 .. 2VS+
7 .. 2IP+
8 .. 1IP+
9 .. 1CR1
10 .. 1CR2
11 .. 1VS+
12 .. 1VS-
13 .. 4VS+
14 .. 3CR1
15 .. 3CR2
16 .. 3VS+
17 .. CAN H
18 .. CAN L
19 .. SIG GND
20 .. BT ANT
21 .. RXD
22 .. TXD
23 .. 2CR2
24 .. 2CR1
25 .. 2VS-
26 .. HEATER
27 .. HEATER
28 .. 4CR2
29 .. 4VS-
30 .. PWR GND
31 .. PWR GND
32 .. PWR GND
33 .. 4CR1
34 .. 4IP+
35 .. HEATER
36 .. HEATER
37 .. 3VS-
38 .. 3IP+
39 .. ECU HTR
40 .. VREF

Sensor Connector

Pin Description Comments
A .. VH+ Orange
B .. HT- Yellow
C .. CR1
D .. CR2
E .. VS+ Red
F .. IP+ White
G .. VS- Black

Interface Connector

Pin Description Comments
1 .. 12V SW
2 .. CAN H
3 .. CAN L
4 .. ECU HTR
5 .. Signal GND
6 .. TXD

Notes