Car troubleshooting Mazda 626 (3rd and 4th gen)

Troubleshooting engine problems
The engine won't start Battery connections are loose or corroded ( Section 5 ) The battery is discharged or faulty ( Section 5 ) The wiring in the starter circuit is...

Troubleshooting the cooling system
Overheat Not enough coolant in the system ( Section 1 and 3 ) Thermostat is faulty ( Section 3 ) The radiator core is clogged ( Section 3 ) The cooling fan or the...

Troubleshooting fuel and exhaust systems
Excessive fuel consumption The air filter element is dirty or clogged ( Section 1 ) The carburetor is worn out or improperly adjusted ( Section 4 ) The choke cable is...

Troubleshooting a Clutch Fault
The pedal fails - there is no pressure or very little resistance The clutch cable broke ( Section 8 ) The automatic clutch pedal adjustment mechanism is faulty ( Section...

Troubleshooting a Manual Transmission
Noise when driving with the gearshift lever in neutral position Worn input shaft bearings (the noise disappears when the clutch pedal is pressed) ( Section 7 ) The...

Automatic transmission troubleshooting
Note: Due to the complexity of the automatic transmission, it is very difficult to properly diagnose and troubleshoot this unit yourself. For problems not described...

Troubleshooting drive shafts
Clicking and tapping sounds when turning (at low speed with maximum steering angle) Not enough grease in the CV joint ( Section 8 ) The outer CV joint is worn out (...

Troubleshooting the brake system
Note: Before concluding that the brake system is faulty, check the installation of the front wheels, the condition of the tires and their pressure. Also make sure that...

Troubleshooting suspension and steering
Note: Before concluding that there is a problem with the suspension or steering, make sure that the problem is not caused by incorrect tire pressure, wheel drag, or the...

Troubleshooting the electrical system
The battery doesn't hold a charge for more than a few days The battery is internally faulty ( Section 5 ) Low electrolyte level ( Section 1 ) The battery terminals are...

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More sections on repairs of other Mazda models
• User manual: Faults en route Mazda3 BK (2003-2009)
• User manual: Faults en route Mazda6 GG (2002-2008)
• Electrical equipment: Troubleshooting Mazda 121 (3) (1996-2003)

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Capella 5 (1991-1997)