Speakers Inoperative - One. Pontiac Sun Runner - 4WD (Canada) 1998

For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Radio/Audio System Check? | -- | Go to Step 2 | Go to Radio/Audio System Check

2

1. Turn the ignition switch to the OFF position.
2. Disconnect the suspect speaker connector.
3. Connect a digital multimeter across the terminals of the suspect speaker.
4. Measure the resistance.

Is the resistance within the specified range?

4-10 ohms

Go to Step 4

Go to Step 3

3 | Replace the speaker. Is the repair complete? | -- | Go to Radio/Audio System Check | --

4

1. Disconnect the radio connector.
2. Connect a digital multimeter from the speaker connector cavity 1 to ground.

Is the resistance equal to the specified value?

Infinite

Go to Step 6

Go to Step 5

5 | Repair the short to ground in the suspect wire. Is the repair complete? | -- | Go to Radio/Audio System Check | --
6 | Connect a digital multimeter from the speaker connector cavity 2 to ground. Is the resistance equal to the specified value? | Infinite | Go to Step 8 | Go to Step 7
7 | Repair the short to ground in the suspect wire. Is the repair complete? | -- | Go to Radio/Audio System Check | --

8

1. Reconnect the speaker.
2. Connect a digital multimeter across the radio connector cavities of the suspect speaker.

Is the resistance within the specified range?

4-15 ohms

Go to Step 9

Go to Step 10

9

1. Inspect for poor connections at the radio or the speaker.
2. If the connections are OK, remove the radio for repair.

Is the repair complete?

--

Go to Radio/Audio System Check

--

10

Inspect for poor connections at the following components:

1. The speaker
2. The in-line connectors
3. The open in the speaker feed circuits.

Is the repair complete?

--

Go to Radio/Audio System Check

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