Has the Radio/Audio System Check been performed?

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Go to Step 2

Go to Radio/Audio System Check

1. Turn the ignition switch off.
2. Disconnect the speaker connector.
3. With a J 39200 DMM, measure the resistance of the speaker.

Is the resistance within the specified range?

4-15 ohms

Go to Step 3

Go to Step 5

1. Disconnect the radio connectors.
2. With a J 39200 DMM, measure the resistance at the speaker from cavity A to ground.

Is the resistance infinite?

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Go to Step 4

Go to Step 7

With a J 39200 DMM, measure the resistance of the speaker feed circuits at the radio.

Is the resistance infinite?

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Go to Step 5

Go to Step 7

1. Reconnect the speaker.
2. With a J 39200 DMM, measure the resistance of the speaker feed circuits at the radio.

Is the resistance within the specified range?

4-15 ohms

Go to Step 9

Go to Step 10

Replace the speaker.

Is the repair complete?

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Go to Radio/Audio System Check

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Repair the short to ground in the speaker feed circuit. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Radio/Audio System Check

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Repair the poor connections at the radio or speaker. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Radio/Audio System Check

Go to Step 10

1. Repair any poor connections at the speaker. Refer to Wiring Repairs in Wiring Systems.
2. Repair any poor connections at the in-line connectors. Refer to Wiring Repairs in Wiring Systems.
3. Repair any opens in the speaker feed circuits. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Radio/Audio System Check

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Service the radio.

Is the repair complete?

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Go to Radio/Audio System Check

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