Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 1328

8–232 ELECTRICAL-BODY AND CHASSIS

2.

Even when the parking brake lever is pulled, the indicator light does not go off

Checkpoint

Trouble Cause

Countermeasure

Incorrect the parking brake
SW. adjustment or brake
SW. faulty

Adjust the SW. installation
position or replace the
parking brake SW.

Parking brake SW.
installation position and
function

NG

Brake fluid level SW. or
vacuum SW. faulty or short
circuit

Replace the brake fluid
level SW., or vacuum SW.,
or repair a short circuit
between the parking brake
SW. connector 1 C-39
(4x4: 1  R-4 ) and 12 B-23
or the brake fluid level SW.
connector 3 C-37 and 
12 B-23 , or the vacuum
SW. connector 1 C-38 and
12 B-23

Check to see if the indicator
light goes off when the
parking brake SW.
connector 1 C-39  (4x4: 
1  R-4 ) is disconnected

NG

OK

Short circuit

Repair a short circuit
between 1  P-11 and 
10 B-23 (Diesel 

engine:

1 E-1 and 

10 B-23 )

Check to see if the warning
light goes off when the oil
pressure SW. connector 
1  P-11  (Diesel engine:
1  E- 1  ) is disconnected

NG

OK

Oil pressure unit (or oil
pressure SW) faulty

Replace the oil pressure
unit (or the oil pressure
SW.)

Continuity between the oil
pressure SW. connector 
1 P-11 (Diesel 

engine: 

1  E-1 ) and the body
ground when the engine is
operating

NG

OK

3.

Oil pressure warning light does not go off while engine is running

Refer to ENGINE Section

Refer to ENGINE Section

Engine oil pressure

NG

ELECTRICAL-BODY AND CHASSIS 8–233

NG

4.

Even when the fuel filter is filled with water, the warning light does not light up

Checkpoint

Trouble Cause

Countermeasure

Bulb burned out or loose
contact

Replace or reinstall the bulb

Sedimenter warning light
bulb continuity

SW. malfunction

Replace the fuel filter SW.

Fuel filter SW. function

Open circuit or poor
connector contact

Repair open circuit or
connector contact

Continuity between the fuel
filter SW. harness side
connector 1  C-51 and 
9 B-24

or 1 C-52 and 

C-36

OK

OK

OK

NG

NG

NG

5.

Even when the fuel filter is empty, the warning light does not go off

Short circuit

Repair a short circuit
between 1 C-51 and 
9 B-24

Check to see if the warning
light goes off when the fuel
filter SW. connectors  C-51
and C-52 are
disconnected

SW. malfunction

Replace the fuel filter SW.

Fuel filter SW. function

NG

8–234 ELECTRICAL-BODY AND CHASSIS

METER ASSEMBLY

Removal

1. Instrument Panel Driver Lower Cover 

•

Refer to the removal steps of “INSTRUMENT
PANEL” in Section 10 “CAB”.

2. Lower Cluster Assembly

•

Refer to the removal steps of “INSTRUMENT
PANEL” in Section 10 “CAB”.

3. Instrument Panel Cluster Assembly

•

Refer to the removal steps of “INSTRUMENT
PANEL” in Section 10 “CAB”

4. Meter Assembly

•

Remove four screws of the meter assembly.

•

Disconnect the meter connectors.

826RV017

Installation

Follow the removal procedure in the reverse order to
install the meter.

Pay close attention to the important points mentioned in
the following paragraphs.

Connector

Be absolutely sure that the meter connectors are securely
connected.

This will prevent a poor contact and an open circuit.

REMOVAL AND INSTALLATION

ELECTRICAL-BODY AND CHASSIS 8–235

Wire Harness

Do not pinch the wire harness between the cluster and
the meter hood during the meter assembly installation
procedure.

Wire damage will result.

METERS AND GAUGES

Removal

1. Meter Assembly

•

Refer to “METER ASSEMBLY” removal steps in
this system.

2. Meter Glass

3. Meter Needless

•

Pull out the needles of speedometer and
tachometer

4. Meter Board

•

Loosen four fixing screws.

5. Meters and Gauges

825RV062

Installation

To Install, follow the removal steps in the reverse order.

WARNING LIGHT BULB, INDICATOR LIGHT
BULB AND ILLUMINATION LIGHT BULB

Removal

Turn the bulb socket counterclockwise and pull the bulb
out.

1.Meter assembly

3.Bulb

2.Socket & bulb

825RV063