POSSIBLE CAUSE
Improper ATF level (AT)
Weak spark
Poor fuel quality
Erratic or no signal from CMP sensor
Clutch slippage (MT)
Improper variable valve timing control system
operation
Improper coolant level
Inadequate fuel pressure
Spark plug malfunction
PCV valve malfunction
Brake dragging
Improper valve timing due to jumping out of
timing belt
Contaminated MAF sensor
Improper engine compression
Exhaust system clogging
WARNING:
The following DIAGNOSTIC PROCEDURE
TABLE contains fuel system diagnosis and
repair procedures. Read following
warnings before servicing fuel system:
Fuel vapor is hazardous. It can easily
ignite, causing serious injury and
damage. Always keep sparks and
flames away from fuel.
Fuel line spills and leakage are
dangerous. Fuel can ignite and cause
serious injuries or death and
damage. Fuel can also irritate skin
and eyes. To prevent this, always
complete "BEFORE SERVICE
PRECAUTION" and "AFTER SERVICE
PRECAUTION" described in this
article.
(See BEFORE SERVICE
PRECAUTION [LF] .)
(See AFTER SERVICE PRECAUTION
[LF] .)
2007 Mazda MX-5 Miata Sport
2007 ENGINE PERFORMANCE Symptom Troubleshooting - MX-5 Miata
Microsoft
Thursday, July 09, 2009 2:42:10 PM
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© 2005 Mitchell Repair Information Company, LLC.