1997 Mazda Protege SE Keeps Breaking The Alternator Belt
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Customer Concern: Tests/Procedures: Potential Causes: Tech Tips: Keeps breaking the alternator belt. Replaced the alternator, water pump and crankshaft pulley but still has the problem. 1. Test for the alternator overcharging. If the alternator is overcharging, inspect the Engine Control Module (ECM) for signs of something being spilled on it. 2. Try an alternator belt from Mazda. Malfunctioning Alternator — Overcharging. Defective Belt In this case the technician found that the alternator was always putting out over 40 amps. A new battery was installed and the alternator then dropped down below 15 amps and wasn’t having to work as hard. Time will tell if it has any other issues.
Customer Concern: Tests/Procedures: Potential Causes: Tech Tips: Keeps breaking the alternator belt. Replaced the alternator, water pump and crankshaft pulley but still has the problem. 1. Test for the alternator overcharging. If the alternator is overcharging, inspect the Engine Control Module (ECM) for signs of something being spilled on it. 2. Try an alternator belt from Mazda. Malfunctioning Alternator — Overcharging. Defective Belt In this case the technician found that the alternator was always putting out over 40 amps. A new battery was installed and the alternator then dropped down below 15 amps and wasn’t having to work as hard. Time will tell if it has any other issues.
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