Check Charging Circuit Without Load

(a) Connect a voltmeter and an ammeter to the charging circuit as follows.

HINT:

If a battery/generator tester is available, connect the tester to the charging circuit in accordance with the manufacturer's instructions.

(1) Disconnect the wire from terminal B of the generator and connect it to the negative (-) ammeter lead.

(2) Connect the positive (+) ammeter lead to terminal B of the generator.

(3) Connect the positive (+) voltmeter lead to positive (+) battery terminal.

(4) Ground the negative (-) voltmeter lead.

(b) Check the charging circuit.

(1) Keep the engine speed at 2,000 rpm and check the reading on the ammeter and voltmeter. Standard current:

Do It Yourself Car Diagnosis

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