Engine And Engine Cooling Related Problems of the 2019 Mazda CX9

Table 1 shows two common engine and engine cooling related problems of the 2019 Mazda CX9. The number one most common problem is related to the engine and engine cooling (19 problems). The second most common problem is related to the gas recirculation valve (egr valve) (one problem).

Table 1. Engine And Engine Cooling related problems of Mazda CX9


Recently reported Engine And Engine Cooling problems of the 2019 Mazda CX9

The Engine And Engine Cooling problem

- coolant leak at cylinder head and turbo at only 63,000 miles. - safety issue because no warning lamps or messages appeared and potential for car to overheat without coolant circulating in the system. Car could breakdown at worst time and location.   Read details...

The Gas Recirculation Valve (egr Valve) problem

While driving on highway I get a message on my dashboard "high engine temperature/engine output may be limited" warning message. I pullover and see that the cooland is low. I wait for thee car to cool down and fill with coolant. After 5 minutes of driving, get the same message on dash.   Read details...


Engine And Engine Cooling related problems in other Mazda CX9 model year vehicles:



CX9 Service Bulletins
CX9 Safety Recalls
CX9 Defect Investigations