Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Service manual - part 77

INTELLIGENT SUSPENSION

3F–29

DTC9–2 Control Unit Blown Fuse for FL Actuator 

Step

Action

Value(s)

Yes

No

1

1. Turn off the starter switch.
2. Disconnect the actuator connector C–31.
3. Measure the resistance between the actuator side

connector C–31 terminals 1 and 2.

Is the resistance within the specified value?

6.4– 7.2

W

Go to 

Step 2

Go to 

Step 3

2

1. Measure the resistance between the actuator side

connector C–31 terminals 3 and 4.

Is the resistance within the specified value?

6.4– 7.2

W

Go to 

Step 4

Go to 

Step 3

3

Replace the actuator FL.

—

Go to 

Step 7

—

4

1. If all steps are correct, check the continuity between

the control unit connector C–46 terminal 1 and
connector-terminal C46–6, C46–19, C46–7,
C46–20.

Is there continuity?

—

Begin diagnosis

again

Go to

 Step 5

Go to 

Step 6

5

Repair the circuit.

—

Go to 

Step 7

—

6

Replace the control unit.

—

Go to 

Step 7

—

7

1. Reconnect all components, ensure all components

are properly mounted.

2. Clear the DTC.

Was this step finished?

—

Go to 

“Basic

Diagnosis

FLow”.

Go to 

Step 7

3F–30

INTELLIGENT SUSPENSION

 DTC9–3 Control Unit Blown Fuse for RR Shock Absorber 

Step

Action

Value(s)

Yes

No

1

1. Turn off the starter switch.
2. Disconnect the shock absorber connector F–7.
3. Measure the resistance between the shock

absorber side connector F–7 terminals 3 and 4.

Is the resistance within the specified value?

6.4– 7.2

W

Go to 

Step 2

Go to 

Step 3

2

1. Measure the resistance between the shock

absorber side connector F–7 terminals 7 and 8.

Is the resistance within the specified value?

6.4– 7.2

W

Go to 

Step 4

Go to 

Step 3

3

Replace the shock absorber RR.

—

Go to 

Step 7

—

4

1. If all steps are correct, check the continuity between

the control unit connector C–46 terminal 1 and
connector-terminal C46–8, C46–21, C46–9,
C46–22.

Is there continuity?

—

Begin diagnosis

again

Go to

 Step 5

Go to 

Step 6

5

Repair the circuit.

—

Go to 

Step 7

—

6

Replace the control unit.

—

Go to 

Step 7

—

7

1. Reconnect all components, ensure all components

are properly mounted.

2. Clear the DTC.

Was this step finished?

—

Go to 

“Basic

Diagnosis

FLow”.

Go to 

Step 7

INTELLIGENT SUSPENSION

3F–31

DTC9–4 Control Unit Blown Fuse for RL Shock Absorber 

Step

Action

Value(s)

Yes

No

1

1. Turn off the starter switch.
2. Disconnect the shock absorber connector F–8.
3. Measure the resistance between the shock

absorber side connector F–8 terminals 3 and 4.

Is the resistance within the specified value?

6.4– 7.2

W

Go to 

Step 2

Go to 

Step 3

2

1. Measure the resistance between the shock

absorber side connector F–8 terminals 7 and 8.

Is the resistance within the specified value?

6.4– 7.2

W

Go to 

Step 4

Go to 

Step 3

3

Replace the shock absorber RL.

—

Go to 

Step 7

—

4

1. If all steps are correct, check the continuity between

the control unit connector C–46 terminal 1 and
connector-terminal C46–10, C46–23, C46–11,
C46–24.

Is there continuity?

—

Begin diagnosis

again

Go to

 Step 5

Go to 

Step 6

5

Repair the circuit.

—

Go to 

Step 7

—

6

Replace the control unit.

—

Go to 

Step 7

—

7

1. Reconnect all components, ensure all components

are properly mounted.

2. Clear the DTC.

Was this step finished?

—

Go to 

“Basic

Diagnosis

FLow”.

Go to 

Step 7

3F–32

INTELLIGENT SUSPENSION

Control Unit

Control Unit and Associated Parts

828R200001

Legend

(1) Front Console
(2) Connector

(3) Control Unit
(4) Front