Gas Pressure And Temperature Sensor - BRC Sequent 24 Handbook

N. PIN OF THE
N. PIN OF
THE ECU
CONNECTOR
A1
B1
C1
A2
B2
C2
A3
B3
C3
A4
B4
C4
A5
B5
C5
A6
B6
C6
A7
B7
C7
A8
B8
C8
Note 1: The A1 pin of the ECU (battery positive) is connected with the pin 3 of the connector for the communication with the
PC.
Note 2: The C5 pin of the ECU (sensors positive) is connected with the following pins of the remote connectors:
• Pin 3 of the gas pressure and temperature sensor
• Pin 4 of the changeover switch
• Pin 2 of the MAP sensor
Note 3: The C8 pin of the ECU (ECU and sensors ground) is connected with the following pins of the remote connectors:
• Pin 1 of the gas pressure and temperature sensor
• Pin 3 of the changeover switch
• Pin 1 of the MAP sensor
• Pin 1 of the engine coolant temperature sensor
• Pin 1 of the gas level sensor
1 2
A +VBATT INJ1- GAS
B GND-INJ INJ1PET-IN
C
GAS SV WATER TEMP.
ANNEXES A
REMOTE WIRE COLOUR
Note 1
Ring
1 Green/Black
1 White/Green
B1
2
1 White/Green
B2
4
1 White/Green
C1
2
1 White/Green
C5
Note 2
A2 White/Brown
-
A1 White/Green
4
4
-
2
Note 3
ANNEXES B
Location of the ECU pins
3 4
INJ2- GAS INJ3- GAS
INJ2PET-IN INJ3PET-IN
K-LINE SWITCH-LINE SENSPOWER
Pins
WIRE NAME
Red +VBATT
Black GND-INJ
EVGAS
INJ1-GAS
Violet INJ1BENZ-IN
Yellow TEMP.ACQUA
INJ2-GAS
Violet INJ2BENZ-IN
White LINEA-K
INJ3-GAS
Violet INJ3BENZ-IN
Green SWITCH LINE
INJ4-GAS
Violet INJ4BENZ-IN
Red SENSPOWER
COMINJPET-OUT
Yellow LAMBDA-AIN
Light blue LAMBDA-AOUT
COMINJPET-IN
White MAP-AIN
White TGAS-AIN
Grey RPM-IN
Green P1-AIN
Black GNDBATT
5
INJ4- GAS COMINJPET-OUT
INJ4PET-IN LAMBDA-AIN
LAMBDA-AOUT
12
DESCRIPTION
ECU power supply from battery /
injectors current blow-by
Gas injectors ground
Solenoid valve piloting outlet
Gas injector 1 piloting outlet
Petrol injector 1 inlet
Water temperature
Gas injector 2 piloting outlet
Petrol injector 2 piloting intlet
K line diagnostic
serial communication
Gas injector 3 piloting outlet
Petrol injector 3 piloting intlet
Changeover switch
serial communication
Gas injector 4 piloting outlet
Petrol injector 4 piloting intlet
5V power supply for sensors and
changeover switch
Petrol injectors common positive,
injectors side
Lambda oxygen sensor analog inlet
Lambda oxygen sensor analog outlet
Petrol injectors common positive,
petrol ECU side (or +V key)
MAP analog inlet
Temperature analog inlet
RPM inlet
Gas pressure analog inlet
ECU and sensors ground
6 7
COMINJPET-IN
MAP-AIN
TGAS-AIN
8
RPM-IN
P1-AIN
GNDBATT