Displays the engine coolant temperature. The blue gauge indicates that the engine coolant temperature is low, and the red gauge indicates that the engine coolant temperature is high and overheating.

CAUTION
If the high engine coolant temperature warning light (red) turns on, there is a possibility of overheating. Park the vehicle in a safe place immediately and take appropriate measures. If the vehicle continues to be driven, it could cause damage to the engine.
Refer to Overheating.
NOTE
Odometer, Trip Meter and Trip Meter Selector
Fuel GaugeMazda 6 Owners Manual: Inspecting Electrolyte Level
A low level of electrolyte fluid will cause the battery to discharge quickly.
Inspect the electrolyte level at least once a week. If it is low, remove the
caps and add enough distilled water to bring the level between the upper and lower
level (illustration).
Do not overfill.
Examine the sp ...
Mazda 6 Owners Manual: No.7 abs warning light stays on more than 4 seconds with ignition switch on
Diagnostic procedure
When performing an asterisked (*) troubleshooting inspection, shake the
wiring harness and connectors while doing the inspection to discover whether
poor contact points are the cause of any intermittent malfunction. If there is a
problem, check to make sure conne ...