Mazda 6. Manual - part 328

T–72

WARNING AND INDICATOR SYSTEM

INSTRUMENT CLUSTER REMOVAL/INSTALLATION

A6E811855430W01

Caution

• When replacing the instrument cluster, the configuration procedure must be performed before

removing the instrument cluster. If the configuration procedure is not performed before removing
the instrument cluster, it is possible that the instrument cluster will not operate normally.

1. Configurate the instrument cluter (when only replacing it). (See

T–72 INSTRUMENT CLUSTER

CONFIGURATION

2. Disconnect the negative battery cable.
3. Pull down the adjusting lever of the tilt steering wheel and push the steering wheel down.
4. Pull the steering wheel toward you.
5. Remove the meter hood.
6. Remove in the order indicated in the table.

7. Install in the reverse order of removal.

Instrument Cluster Removal Note

1. When removing the instrument cluster, in order to

prevent damage to the lens, cover the steering
shaft with a cloth.

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INSTRUMENT CLUSTER CONFIGURATION

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1. Connect the SST (WDS or equivalent) to the

DLC-2.

2. Input vehicle information following the directions

on the screen.

3. Select “Module programming”.
4. Select “Programmable module installation”.
5. Select the following items and perform

procedures according to directions on the screen.

Items

• “IC”

6. Retrieve DTCs by the SST (WDS or equivalent),

then verify that there is no DTC present.

• If DTC is present, perform applicable DTC inspection.

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WARNING AND INDICATOR SYSTEM

Screw

Connector

Instrument cluster
(See

T–72 Instrument Cluster Removal Note

)

A6E8118W003

A6E8118W005

DLC-2

A6E3970W002

WARNING AND INDICATOR SYSTEM

T–73

INSTRUMENT CLUSTER DISASSEMBLY/ASSEMBLY

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Caution

• If the instrument cluster is dropped or the print plate is damaged, the system will not work

properly and it may be the cause of trouble or malfunctions.

1. Disassemble in the order indicated in the table.

2. Assemble in the reverse order of disassembly.

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INSTRUMENT CLUSTER INSPECTION

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Speedometer
Using the input/output check mode

1. Inspect the speedometer by setting it in the input/output check mode DTC 12.

Using a speedometer tester

1. Adjust the tire air pressure to the specification.
2. Using a speedometer tester, verify that the speedometer indication is within the allowable ranges shown below.

3. Verify that fluctuation of the speedometer needle is within the allowable range.

• If the speedometer needle does not move or the indication is outside of the allowable range, inspect the

ABS (ABS/TCS) HU/CM (vehicles with ABS (ABS/TCS), DSC HU/CM (vehicles with DSC), PCM (vehicles
without ABS) and related wiring harness.
— If the ABS (ABS/TCS) HU/CM (vehicles with ABS (ABS/TCS), DSC HU/CM (vehicles with DSC), PCM

(vehicles without ABS) and related wiring harness are normal, replace the instrument cluster.

Needle fluctuation allowable range

Within 3.0 km/h

Lens

Case

Meter unit

A6E8118W004

Speedometer tester

indication (km/h)

Allowable range (km/h)

20—24

40—44

60—64

80—85

100

100—105

120

120—126

140

140—146

Speedometer tester

indication (mph)

Allowable range (mph)

10—12

20—22

30—32

40—43

50—53

60—63

70—73

80—84

T–74

WARNING AND INDICATOR SYSTEM

Tachometer
Using the input/output check mode

1. Inspect the tachometer by setting it in the input/output check mode DTC 13.

Using the SSTs (WDS or equivalent)

Caution

• If the engine speed exceeds the allowable range, the engine could be damaged. Therefore, when

inspecting the tachometer, do not allow the engine speed to exceed the allowable range indication
on the tachometer.

1. Connect the SSTs (WDS or equivalent) to the

vehicle DLC-2 16-pin connector.

2. Access and monitor PIDs by SSTs (WDS or

equivalent).

Fuel Gauge

1. Inspect the fuel gauge by setting it in the input/output check mode DTC 23.

Water Temperature Gauge

1. Inspect the water temperature gauge by setting it in the input/output check mode DTC 25.

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INSTRUMENT CLUSTER REPAIR

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Note

• The needle of speedometer or tachometer may continue to rotate clockwise until it indicates over

maximum graduation. If a customer complains of this concern, repair the needle position according to the
following steps.

1. Verify the concern.
2. Turn the ignition switch to LOCK position.
3. Disconnect the negative battery cable.
4. Connect the negative battery cable.
5. Turn the ignition switch to ON position.
6. Verify that the needle returns to zero.

• If the needle does not return to zero, replace

the instrument cluster

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DLC-2

A6E3970W002

A6E8118W011

WARNING AND INDICATOR SYSTEM

T–75

INSTRUMENT CLUSTER INPUT/OUTPUT CHECK MODE

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Note

• In this mode, it is possible to check the items in the following chart.

Diagnostic Trouble Code Chart

Note

• Diagnostic trouble codes which are not listed may be indicated, but they cannot be inspected.

• The diagnostic trouble codes are displayed in numerical order. (While performing the inspection, if you

want to inspect a diagnostic trouble code of which the number is smaller than the code number you are
currently inspecting, terminate the check mode then repeat the inspection from the beginning.)

• If the speed signal is put into the instrument cluster (the front wheels are rotated) while a code other than

DTC 00 is display, the input/output check mode will be cancelled.

• The diagnostic trouble codes can be fast-forwarded by pushing and holding the odometer/tripmeter switch

for 1 second or more.

DTC

Checked item

Related item

Buckle switch

Door switch

• Ignition key illumination

• Key reminder warning buzzer

• Interior light control

• Power door lock system

• Lights-on reminder warning buzzer

TNS relay

• Lights-on reminder warning buzzer

• Each illumination

Speedometer

Tachometer

Buzzer

Fuel-level warning light

Ignition key cylinder illumination

Fuel gauge sender unit

Fuel gauge

Water temperature gauge

LCD

Key reminder switch

Key reminder warning buzzer

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