Volvo ECS - Page 137

137
ECS Gen. 2
Electrical
connections - 4x2
A16. ECS ECU
B30. Height sensor
B58. Pressure sensor
F49. Fuse - ignition supply
K11. Relay - battery supply to ECU
S66. Remote control
Y25. Solenoid valve - drive axle
ECU (A16) sends a low (earth) signal to:
- height sensor (B30) from pin (X1:11)
- pressure sensor (B58) from pin (X1:7)
ECU (A16) sends a reference voltage to:
- height sensor (B30) from pin (X1:17) - 0.5V to 4.5V
- pressure sensor (B58) from pin (X1:30) - 0.2V to 4.8V