Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
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Question
Chapter 18, Problem 10RQ
To determine
The possible cause of voltage drops of more than 0.2 volts in a ground circuit test.
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If a ground circuit test reveals a voltage drop of morethan 0.2 volt , the problem may be ___.a. a loose starter motor mounting boltb. a poor battery ground terminal post connectorc. a damaged battery ground cabled. all of the above
A starter cranks, but cranks slowly. The shop performs a voltage drop on the ground and power side of the starter circuit and they both test good. Technician A says the battery may be bad. Technician B says the starter may be bad. Who is correct?
Which of the following is not part of the starter motorcircuit?a. Batteryb. Starting safety switchc. Starter motord. Relay solenoid
Chapter 18 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 18 - True or False? The strength of the magnetic field...Ch. 18 - Prob. 2RQCh. 18 - Prob. 3RQCh. 18 - True or False? Many armature bearings are held in...Ch. 18 - Which of the following is not part of the starter...Ch. 18 - Which of the following tests would not be...Ch. 18 - When the starter spins but does not crank the...Ch. 18 - If the solenoid clicks while trying to crank the...Ch. 18 - Prob. 9RQCh. 18 - Prob. 10RQ
Ch. 18 - Prob. 11RQCh. 18 - The device that prevents the engine from turning...Ch. 18 - The part of the armature that the brushes ride on...Ch. 18 - Describe how to perform a starter bench test.Ch. 18 - A control circuit voltage drop test shows a 1.1...Ch. 18 - An engine cranks slowly: Technician A says that a...Ch. 18 - While discussing armature testing: Technician A...Ch. 18 - Pinion gear-to-flywheel ring gear clearance is...Ch. 18 - Technician A says that a starter no-load test is...Ch. 18 - Technician A checks a starters field coils for...Ch. 18 - Prob. 6ASRQCh. 18 - When diagnosing a no-crank no-start condition, no...Ch. 18 - While discussing a no-crank condition: Technician...Ch. 18 - Prob. 9ASRQCh. 18 - While discussing electric motors: Technician A...
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- A control circuit voltage drop test shows a 1.1 volt drop at the starter S terminal. Which of the following could be the cause? High resistance in the solenoid switch circuit High resistance in the clutch safety switch Loose battery cable connection Short in the starter armature windingsarrow_forwardTrue or False? Coil secondary resistance is typically very low, less than 1 ohm.arrow_forwardTrue or False? A zero reading on an ohmmeter means the circuit or component is open.arrow_forward
- Which of the following uses a permanent magnet and two electromagnets? Air-core gauge Balancing coil gauge Quartz analog gauge D' Arsonval gaugearrow_forwardWhen the starter spins but does not crank the engine,which of the following may be true?a. Defective starter relayb. Damaged flywheel teethc. A faulty starter solenoidd. All of the abovearrow_forwardWhich of the following tests would not be performed to check for high resistance in the battery' cables? Cranking voltage test Insulated circuit resistance test Starter relay by-pass test Ground circuit resistance testarrow_forward
- True or False? A generator that is not producing voltage or current may have an open stator winding.arrow_forwardWhich of the following is false? The air bag igniter assembly is a spark plug-type device with two pins that current must jump across. The air bag igniter assembly creates a spark that ignites a canister of gas generating zerconic potassium perchlorate. The air bag igniter assembly is housed in the module assembly. None of the above.arrow_forwardTrue or False? A batteny is an electromechanical device.arrow_forward
- While diagnosing the location of a wire-to-wire short: Technician A checks the wiring of the affected circuits for signs of burned insulation and melted conductors. Technician B checks common connectors shared by the two affected circuits. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardTechnician A says that a starter no-load test is conducted with the starter in a bench vise. Technician B says that the no-load test is used to determine starter motor circuit voltage drop. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardThere is a short circuit in an electric motor winding when A. there is an adverse weather condition. B. a winding conductor is worn bare and touches anotherpart of the conductor that is also bare. C. there is a defect in the centrifugal start switch. D. the motor will not start.arrow_forward
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