B1473 RAM Code - Channel 4 Audio Speaker Output Circuit Shorted Together
Quick Answer
The standard equipment speaker system includes four full-range speakers. Common causes include Faulty Audio Amplifier, Audio Amplifier harness is open or shorted, Audio Amplifier circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- B1473 RAM indicates Channel 4 Audio Speaker Output Circuit Shorted Together.
- Common causes
- Common causes include Faulty Audio Amplifier, Audio Amplifier harness is open or shorted, Audio Amplifier circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code B1473 RAM Description
What are the Possible Causes of the DTC B1473 RAM?
- Faulty Audio Amplifier
- Audio Amplifier harness is open or shorted
- Audio Amplifier circuit poor electrical connection
How to Fix the DTC B1473 RAM?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B1473 RAM code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about B1473 RAM Code
1. What does the OBDII code B1473 RAM mean?
B1473 RAM indicates that the Channel 4 audio speaker output circuit has a short, causing improper functionality of the speaker system.
2. What are the common symptoms of code B1473 RAM?
Symptoms include distorted or no audio from the affected speaker, popping noises, or all audio cutting out intermittently.
3. What causes the B1473 RAM code?
The primary causes are damaged speaker wiring, a shorted speaker, or a malfunctioning audio amplifier.
4. Can a faulty speaker trigger the B1473 RAM code?
Yes, a faulty or internally shorted speaker can cause this code by disrupting the audio output circuit.
5. How do I troubleshoot the B1473 RAM code?
Inspect the wiring and connectors for damage or corrosion, test the speaker for proper function, and check the audio amplifier for faults.
6. Can I drive with the B1473 RAM code active?
Yes, the code does not affect vehicle operation, but the audio system may not function properly.
7. How can I fix the B1473 RAM code?
Repair or replace damaged wiring, replace the faulty speaker, or replace the audio amplifier if it's determined to be defective.
8. Will resetting the code fix the issue?
No, resetting the code will clear it temporarily, but the underlying issue must be repaired to prevent it from returning.
9. How much does it cost to repair the B1473 RAM code?
Costs vary depending on the issue, ranging from $50 for wiring repairs to $500+ if the audio amplifier needs to be replaced.
10. Can the B1473 RAM code damage other components?
If left unresolved, the short could potentially damage the audio amplifier or other electronic components in the audio system.
Discuss the causes and fixes for B1473 RAM OBDII Code
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