Check Code 12
CHECK CODE 12
Check Code 13
CHECK CODE 13
Check Code 14
CHECK CODE 14
2
Turn the headlight switch off.
(TNS relay OFF)
If the voltage is as specified,
replace the instrument cluster.
If the voltage is not as specified,
inspect the following parts:
TNS relay
Wiring harness (TNS
relay-instrument cluster)
Input signal to the instrument cluster is
normal.
Check code 12
Speedometer display signal
INSPECTION
CONDITION
DISPLAY
ACTION
After selecting check
code 12, wait for
approx. 2 s.
The speedometer needle moves
full scale then returns to
approx.
60 km/h
or
approx. 60 mph.
The speedometer
is normal.
Except above
Replace the
instrument
cluster.
-
Check code 13
Tachometer operation signal
INSPECTION
CONDITION
DISPLAY
ACTION
After selecting check code
13, wait for
approx. 2 s.
The tachometer needle moves full
scale then returns to
approx.
3,000 rpm.
The tachometer is
normal.
Except above
Replace the
instrument
cluster.
-
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
Page 17
© 2005 Mitchell Repair Information Company, LLC.