Mazda Protege 5. Manual — part 354

INSTRUMENTATION/DRIVER INFO.

09–22–10

DTC 16

Operation signal to fuel-level warning light

INSPECTION

INDICATION

SITUATION

ACTION

Wait for 2 seconds after selecting DTC 16.

Fuel-level warning light
turns on and off 3 times.

Fuel-level warning light is
okay.

Other than stated above.

Inspect fuel-level warning
light.
(See 09–22–13 WARNING
AND INDICATOR LIGHT
BULB REMOVAL/
INSTALLATION)

DTC 22

Fuel level signal

STEP

INSPECTION

INDICATION

SITUATION

ACTION

1

Select DTC 22.

Short to GND.

•

Inspect fuel gauge
sender unit.
(See 09–22–13 FUEL
GAUGE SENDER
UNIT INSPECTION)

•

Inspect wiring harness.
(Instrument cluster —
fuel gauge sender
unit.)

Open circuit.

Other than stated
above.

Go to next step.

2

Using SST (Fuel And Thermometer
checker), input 20 ohms to terminal
3C of instrument cluster.

—

Go to next step.

Other than stated
above.

—

Replace instrument
cluster.

3

Using SST (Fuel And Thermometer
checker), input 60 ohms to terminal
3C of instrument cluster.

—

Go to next step.

Other than stated
above.

—

Replace instrument
cluster.

4

Using SST (Fuel And Thermometer
checker), input 100 ohms to
terminal 3C of instrument cluster.

—

Input signal to instrument
cluster is okay.

Other than stated
above.

—

Replace instrument
cluster.

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INSTRUMENTATION/DRIVER INFO.

09–22–11

09–22

DTC 23

Operation signal to fuel gauge

INSPECTION

INDICATION

SITUATION

ACTION

Wait for 2 seconds after selecting DTC 23.

Fuel gauge indicates in
following order for every 2
seconds.

•

F

→

1/2

→

E

→

F (fixed)

Fuel gauge is okay.

Other than stated above.

Replace instrument
cluster.

Replace instrument cluster.

DTC 24

Water temperature signal

STEP

INSPECTION

INDICATION

SITUATION

ACTION

1

Inspect PCM and
ETC sensor.
Are any DTCs of
PCM displayed?

Yes

—

—

Go to applicable DTC
inspection.

No

—

—

Go to next step.

2

Select DTC 24.

Caution

••••

If ignition switch is turned
to ON position with ECT
sensor connector
disconnected, DTC (P0117,
P0118) of on-board
diagnostic system will be
recorded in PCM. After
inspecting DTC 24, always
delete DTC of PCM.

Short to GND.

Inspect wiring harness.
(Instrument cluster — ECT
sensor)

Open circuit.

Other than stated
above.

—

Go to next step.

3

Use the SST (Fuel and thermometer
checker) to adjust the resistance so
that the voltage of the instrument
cluster terminal 3E is
approximately 0.29 V.

—

Go to next step.

Other than stated
above.

—

Replace instrument
cluster.

4

Use the SST (Fuel and thermometer
checker) to adjust the resistance so
that the voltage of the instrument
cluster terminal 3E is
approximately 1.61V.

—

Input signal to instrument
cluster is okay.

Other than stated
above.

—

Replace instrument
cluster.

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INSTRUMENTATION/DRIVER INFO.

09–22–12

End Of Sie

DTC 25

Operation signal to water temperature gauge

INSPECTION

INDICATION

SITUATION

ACTION

Wait for 2 seconds after selecting DTC 25.

Water temperature gauge
indicates in following order
for every 2 seconds.

•

H

→

Center

→

C

→

H

(fixed)

Water temperature gauge
is okay.

Other than stated above.

Replace instrument
cluster.

Replace instrument cluster.

DTC 26

LCD indication

INSPECTION

INDICATION

SITUATION

ACTION

Wait for 2 seconds after selecting DTC 26.

Indication is normal.

LCD is okay.

Other than stated above.

Replace instrument
cluster.

DTC 27

Operation signal to interior light

INSPECTION

INDICATION

SITUATION

ACTION

a. Turn interior light switch to DOOR position.
b. Wait for 2 seconds after selecting DTC 27.

Interior light turns on and
off 3 times.

Interior light is okay.

Other than stated above.

•

Inspect interior light.

•

Inspect wiring harness.
(Battery — interior light
— instrument cluster)

DTC 31

TNS relay on/off signal

STEP

INSPECTION

INDICATION

ACTION

1

Remove key from steering lock and
then insert key into steering lock
after selecting DTC 31 (key
reminder switch on).

Go to next step.

•

Inspect key reminder switch.
(See 09–21–4 KEY REMINDER SWITCH
INSPECTION)

•

Inspect wiring harness. (Battery — key reminder
switch — instrument cluster)

2

Remove key from steering lock (key
reminder switch off).

•

Inspect key reminder switch.
(See 09–21–4 KEY REMINDER SWITCH
INSPECTION)

•

Inspect wiring harness. (Battery — key reminder
switch — instrument cluster)

Input signal to instrument cluster is okay.

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INSTRUMENTATION/DRIVER INFO.

09–22–13

09–22

WARNING AND INDICATOR LIGHT BULB REMOVAL/INSTALLATION

A3U092255431W01

1. Disconnect the negative battery cable.
2. Remove the instrument cluster. (See 09–22–3 INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)
3. Turn the socket counterclockwise to remove the

bulb as shown in the figure.

4. Install in the reverse order of removal.

End Of Sie

FUEL GAUGE SENDER UNIT INSPECTION

A3U092260960W01

1. Remove the fuel gauge sender unit. (See 01–14–15 FUEL PUMP UNIT DISASSEMBLY/ASSEMBLY.)
2. Move the float to the topmost and bottommost

positions, and verify that the resistance between
terminals A and B of the unit and the position of
the float are as indicated in the figure.

•

If they are not as indicated, replace the fuel
gauge sender unit.

End Of Sie

OIL PRESSURE SWITCH INSPECTION

A3U092218500W01

1. Verify that the oil pressure warning light illuminates when the ignition switch is turned to ON position.
2. Verify that the oil pressure warning light goes off when the engine is started.

•

If the oil pressure warning light does not illuminate or remains illuminated, inspect the oil pressure warning
light bulb and related wiring harness.

•

If the oil pressure warning light bulb and related wiring harness are normal, inspect the oil pressure. (See
01–11–2 OIL PRESSURE INSPECTION.)

•

If the oil pressure is normal, replace the oil pressure switch.

End Of Sie

HORN REMOVAL/INSTALLATION

A3U092266790W01

1. Disconnect the negative battery cable.
2. Remove the front bumper. (See 09–10–5 FRONT BUMPER REMOVAL/INSTALLATION.)
3. Disconnect the horn connector.
4. Remove the bolt.
5. Remove the horn.
6. Install in the reverse order of removal.

End Of Sie

X3U922WBK

Y3U922WA0

X3U922WBM

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