1. |
ABS ECU BLOCK DIAGRAM

|
2. |
TCS ECU BLOCK DIAGRAM

|


INSPECTION OF HECU
TERMINALS |

Terminals No.
|
Condition
|
Standard Voltage
(V)
|
25 - GND
(8,24)
|
Always
|
10 -
14
|
9 - GND
(8,24)
|
Always
|
10 -
14
|
4 - GND
(8,24)
|
Ignition
switch ON
|
10 -
14
|
16 - GND
(8,24)
|
Ignition
switch ON, ABS warning lamp ON
|
3 -
5
|
18
- GND (8,24)
|
Stop lamp
switch OFF
|
Below
1.0
|
Stop lamp
switch ON
|
10 -
14
|
19 -
20
|
Ignition
switch ON, slowly turn right front wheel
|
AC voltage
generation
|
1 -
2
|
Ignition
switch ON, slowly turn left front wheel
|
AC voltage
generation
|
22 -
23
|
Ignition
switch ON, slowly turn right rear wheel
|
AC voltage
generation
|
5 -
6
|
Ignition
switch ON, slowly turn left rear wheel
|
AC voltage
generation
|
14 - GND
(8,24)
|
Ignition
switch ON, TCS switch ON
|
10 -
14
|
GND (8,24) -
Body ground
|
Always
|
Continuity
| |