Dodge Ram 2004 Service Manual page 242

AUDIO
REAR SPEAKERS SHORT TOGETHER OR TO GROUND —
TEST
3 Turn the ignition off.
Access and disconnect the Right Rear and Left Rear Speaker harness connectors.
Disconnect the Amplifier C2 harness connecter.
Measure the resistance between ground and each of the 4 Rear Speaker circuits.
Is the resistance above 1000 ohms for each of the measurements?
Yes → Go To 4
→ Repair the Rear Speaker circuit that measured below 1000 ohms
No
4 Turn the ignition off.
Access and disconnect the Right Rear and Left Rear Speaker harness connectors.
Disconnect the Amplifier C2 harness connecter.
At the Amplifier C2 harness connector, measure the resistance between the Left Rear
Speaker (-) circuit and the following circuits: Left Rear Speaker (+), Right Rear
Speaker (-) and Right Rear Speaker (+).
Is the resistance above 1000 ohms for each of the measurements?
Yes → Go To 5
→ Repair the Rear Speaker circuits that are shorted together.
No
5 Turn the ignition off.
Access and disconnect the Right Rear and Left Rear Speaker harness connectors.
Disconnect the Amplifier C2 harness connecter.
At the Amplifier C2 harness connector, measure the resistance between the Left Rear
Speaker (+) circuit and the following circuits: Right Rear Speaker (-) and Right Rear
Speaker (+).
Is the resistance above 1000 ohms for each of the measurements?
Yes → Go To 6
→ Repair the Rear Speaker circuits that are shorted together.
No
6 Turn the ignition off.
Access and disconnect the Right Rear Speaker harness connector.
Disconnect the Amplifier C2 harness connecter.
At the Amplifier C2 harness connector, measure the resistance between the Right
Rear Speaker (+) circuit and Right Rear Speaker (-) circuit.
Is the resistance above 1000 ohms?
Yes → Replace the Amplifier in accordance with the service information.
→ Repair the Rear Speaker circuits that are shorted together.
No
ACTION
for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
228
Continued
APPLICABILITY
All
All
All
All