ELECTRO HYDRAULIC POWER ASSIST STEERING (EHPAS) CONTROL MODULE INSPECTION


B3E061432650W03

Terminal Voltage Table (Reference)

Terminal

Signal name

Connected to

Measured item

Measured terminal (measured condition)

Standard

Inspection item(s)

1A
Ground
Ground point
Voltage
Under any condition
1 V or less
• Wiring harness (1A-ground point)
1B
Battery power supply
Battery
Voltage
Under any condition
B+
• Wiring harness (1B-battery)
• Fuse (P/ST 80 A)
2A
-
-
-
-
-
-
2B
CAN-L
-
Inspect under DTC inspection.
-
2C
-
-
-
-
-
-
2D
CAN-H
-
Inspect under DTC inspection.
-
2E
-
-
-
-
-
-
2F
Ignition power supply
Ignition switch
Voltage
Ignition switch is ON
B+
• Wiring harness (2F-ignition switch-battery)
• Fuse (IGNITION 20 A, P/ST IG 15 A)
Ignition switch is OFF
1 V or less
3A
P/S angle sensor ground
P/S angle sensor
Continuity
Continuity
Continuity detected
• Wiring harness (3A-P/S angle sensor A)
3B
P/S angle sensor
(signal 1)
P/S angle sensor
Continuity
Continuity
Continuity detected
• Wiring harness (3B-P/S angle sensor D)
3C
P/S angle sensor power supply
P/S angle sensor
Voltage
Ignition switch is ON
4.6-5.4 V
• Wiring harness (3C-P/S angle sensor C)
3D
P/S angle sensor
(signal 2)
P/S angle sensor
Continuity
Continuity
Continuity detected
• Wiring harness (3D-P/S angle sensor B)