Isuzu Rodeo UE. Manual - part 100

 

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Isuzu Rodeo UE. Manual - part 100

 

 

5A–23

BRAKE CONTROL SYSTEM

Basic Inspection Procedure

1. Basic Inspection of Service Brake 

Step

Action

Yes

No

1

Is the fluid level normal?

Go to Step 2

Replenish with

fluid

Go to Step 2

2

Does fluid leak?

Repair

Go to Step 3

Go to Step 3

3

Is the booster function normal?

Go to Step 4

Repair

Go to Step 4

4

Is the pad and rotor normal?

Go to Step 5

Repair

Go to Step 5

5

Reconnect all components. Ensure all component are properly
mounted.

Was this step finished?

Finished

Go to Step 5

2. Ground Inspection 

Step

Action

Yes

No

1

Does ABS—related ground points normally?

Go to Step 2

Repair

Go to Step 2

2

Reconnect all components. Ensure all component are properly
mounted.

Was this step finished?

Finished

Go to Step 2

5A–24

BRAKE CONTROL SYSTEM

EHCU Connector Pin-out Checks

f

Disconnect Electronic Hydraulic Control Module.

f

Perform checks with high impedance digital
multimeter J-39200 or equivalent.

No.

Circuit to be Tested

Ignition

Switch

Position

Multimeter

Scale/Range

Measure be-

tween Pin

Number

Nominal Value

Note

1

Power supply

OFF

20DCV

1 (C–5)
2 (C–5)

11.5V to 14.5V

2

Ignition enable

OFF

20DCV

1 (C–4)
7 (C–4)

0V to 0.1V

ON

20DCV

1 (C–4)
7 (C–4)

11.5V to 14.5V

3

Stoplight switch

OFF

20DCV

13 (C–4)

 7 (C–4)

10.5V to 14.5V

Press brake pedal

4

Ground connection

OFF

200

W

7 (C–4)
Ground

Less than 2

W

OFF

1

W

2 (C–5)
Ground

Less than 0.2

W

5

FL speed sensor

OFF

2k

W

 2 (C–4)

10 (C–4)

2.0k

W

 to 2.8k

W

Internal Resistance

OFF

200k

W

2 (C–4)
7 (C–4)

more than

100k

W

Insulation Resistance

OFF

200mACV

 2 (C–4)

10 (C–4)

more than

200mV

Turn wheel at 1RPS

6

FR speed sensor

OFF

2k

W

 3 (C–4)

11 (C–4)

2.0k

W

 to 2.8k

W

Internal Resistance

OFF

200k

W

3 (C–4)
7 (C–4)

more than

100k

W

Insulation Resistance

OFF

200mACV

 3 (C–4)

11 (C–4)

more than

200mV

Turn wheel at 1RPS

7

RR speed sensor

OFF

2k

W

 4 (C–4)

12 (C–4)

1.2k

W

 to 2.0k

W

Internal Resistance

OFF

200k

W

4 (C–4)
7 (C–4)

more than

100k

W

Insulation Resistance

OFF

200mACV

 4 (C–4)

12 (C–4)

more than

200mV

Turn wheel at 1RPS

5A–25

BRAKE CONTROL SYSTEM

Circuit Diagram

D08RX108

5A–26

BRAKE CONTROL SYSTEM

D08RX110

 

 

 

 

 

 

 

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