Mazda MX-5 NA silhouetteMX-5 NA

INSTRUMENT CLUSTER

T-34prose procedure

Water temperature gauge figure shown is CANADA MODEL.

Continued from T-33

SPEEDOMETER Inspection

Speedometer Allowable Range (km/h)

40
Allowable range (km/h)40 — 43
80
Allowable range (km/h)80 — 84
120
Allowable range (km/h)120 — 126

Speedometer Allowable Range (mph)

30
Allowable range (mph)30 — 32
50
Allowable range (mph)50 — 53
80
Allowable range (mph)80 — 84

Speedometer Inspection

  1. 1
    Using a speedometer tester, check the speedometer for allowable indication error, and check the operation of the odometer. Replace if necessary.
  2. 2
    Check the speedometer for fluctuation and/or abnormal noise.

TACHOMETER Inspection

Tachometer Allowable Range

2,000
Allowable range (rpm)1,850 — 2,150
3,000
Allowable range (rpm)2,760 — 3,280
4,000
Allowable range (rpm)3,700 — 4,300
5,000
Allowable range (rpm)4,640 — 5,360

Tachometer Inspection

  1. 1
    Connect a test tachometer to the engine, and start the engine.
  2. 2
    Check the tachometer for allowable indication error. Replace if necessary.

WATER TEMPERATURE GAUGE Inspection

Preparation SST

SSTFor inspection of gauges
49 0839 285 Checker, fuel and thermometer

Water Temperature Gauge Inspection

  1. 1
    Remove the instrument cluster. (Refer to page T-33.)
  2. 2
    Apply 12V to terminal 2k and ground terminal 2j.
    Instrument cluster rear view showing connection of SST 49 0839 285 to terminals 2k, 2j, and 2l with red and black leads for water temperature gauge inspection.
    05U0TX-063
  3. 3
    Connect the red lead of the SST to terminal 2l and the black lead to a ground.
  4. 4
    Set the SST to the resistance values shown in the figure.
    Water temperature gauge dial (CANADA MODEL) showing needle test positions: 183 ohm and 20 ohm with H mark.
    9MU0TX-089
  5. 5
    Turn the ignition switch ON, and verify that the needle indicates the correct values.
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