Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Cooling System: Service Precautions



COOLING SYSTEM SERVICE WARNINGS - 4.0L

Warning:
- To avoid personal injury, do not unscrew the coolant pressure relief cap while the engine is operating or hot. The coolant system is under pressure; steam and hot liquid can come out forcefully when the cap is loosened slightly. Failure to follow these instructions may result in personal injury.

Caution:
- Check the coolant level, engine oil and transmission fluid. Top off the coolant if needed. If there is engine coolant in the engine oil or transmission fluid the cause must be corrected and oil/fluid changed or major component damage may occur.

Caution:
- Vehicle cooling systems are filled with Mazda Premium Gold Engine Coolant VC-7-A (yellow color) coolant. Do not mix coolant types.