Heavy Duty Equipment Technician Red Seal Exam Prep · Question
When testing a starter motor circuit, a technician observes that the starter solenoid clicks but the starter motor does not engage. What is the most likely cause?
A clicking solenoid usually indicates that the solenoid itself is receiving power and trying to engage, but there's insufficient current reaching the starter mo
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Question: When testing a starter motor circuit, a technician observes that the starter solenoid clicks but the starter motor does not engage. What is the most likely cause?
Answer options: ✅ High resistance in the main battery cable to the starter motor
- A faulty ignition switch
- Low engine compression
- An open circuit in the neutral safety switch
Correct answer: High resistance in the main battery cable to the starter motor
Explanation: A clicking solenoid usually indicates that the solenoid itself is receiving power and trying to engage, but there's insufficient current reaching the starter motor windings. This is often due to high resistance in the heavy-gauge battery cables, poor connections, or a weak battery.
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