Mazda 626 Station Wagon, Workshop Manual

Page: 448 / 577

WARNING AND INDICATOR SYSTEM
WARNING AND INDICATOR
SYSTEM
INSTRUMENT CLUSTER
DISASSEMBLY/ASSEMBLY
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.
1 Screw A
2 Bracket
3
Lens
4 Bulb
5 Screw B
6 Cover
7 Instrument cluster
8 Case
INSTRUMENT CLUSTER INSPECTION
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.
L.H.D.
Speedometer tester
indication (km/h)
Allowable range (km/h)
20 20—24
40 40—44
60
60—64
80
80—84
100 100— 105
120 120—126
140
140— 146
R.H.D.
Speedometer tester
indication (km/h)
Allowable range (km/h)
20 18—22
40
38— 42
60 58—62
80 78— 82
100 97— 103
120 117— 123
140 137— 143
Speedometer tester
Indication (mph)
Allowable range (mph)
20 20—22
40 40—43
60 60—63
80
80—84
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, refer to the following table and inspect
the appropriate part and related wiring
harness.
x : Applicable
Not applicable
Item
Sedan 5HB
Station
wagon
M IX ATX MTX ATX MTX ATX
ABS
ABS ABS
-
X
-
X
-
X
-
X
-
X
-
X
Vehicle
speedometer
sensor
X
- - -
X
- - -
X
-
X
-
ABS HU/CM -
X
- - -
X
- - -
X
-
X
PCM -
-
X X
- -
X X
- - - -
— If the vehicle speedometer sensor, ABS
HU/CM, PCM and related wiring harness
are normal, replace the instrument cluster.
Needle fluctuation allowable range
Within 3.0 km/h
Tachometer
Using the input/output check mode
1. Inspect the tachometer by setting it in the
input/output check mode DTC 13.
T -2 6