Using the Input/Output Check Mode
1. Inspect the speedometer by setting it to check code 12 of the input/output check mode. (See
INSTRUMENT CLUSTER INPUT/OUTPUT CHECK MODE
.)
Using a Speedometer Tester
1. Adjust the tire pressure to the specification.
2. Using a speedometer tester, verify that the tester reading is as indicated in
SPEEDOMETER
SPECIFICATION TABLE
.
SPEEDOMETER SPECIFICATION TABLE (KM/H)
SPEEDOMETER SPECIFICATION TABLE (MPH)
3. Verify that the speedometer reading is within the range indicated in
SPEEDOMETER
SPECIFICATION TABLE
.
If the speedometer does not move or the indication is not within the allowable range, inspect the
PCM and the related wiring harnesses.
If the PCM and the related wiring harnesses are normal, replace the instrument cluster.
TACHOMETER
Using the Input/Output Check Mode
1. Inspect the tachometer by setting it to check code 13 of the input/output check mode. (See
Speedometer tester indication (km/h) Allowable range (km/h)
20
17-23
40
37-42
60
57-63
80
76-83
100
96-103
120
116-123
140
135-143
Speedometer tester indication (mph) Allowable range (mph)
10
8-12
20
18-22
30
28-32
40
38-42
50
48-52
60
58-62
70
67-73
80
77-83
2007 Mazda MX-5 Miata Sport
2007 ACCESSORIES & BODY, CAB Instrumentation-Driver Info - MX-5 Miata
Microsoft
Thursday, July 09, 2009 3:30:27 PM
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© 2005 Mitchell Repair Information Company, LLC.