B1973 Chrysler Code - Power Liftgate Open Direction Ratchet Secondary Switch Performance
Quick Answer
The Secondary Ratchet Switch must remain closed when the liftgate is fully open or between fully open and closed positions. Common causes include Binding Power Liftgate, Faulty Latch Secondary Position Sense, Latch Secondary Position Sense harness is open or shorted. 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
- B1973 Chrysler indicates Power Liftgate Open Direction Ratchet Secondary Switch Performance.
- Common causes
- Common causes include Binding Power Liftgate, Faulty Latch Secondary Position Sense, Latch Secondary Position Sense harness is open or shorted.
- 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 B1973 Chrysler Description
What are the Possible Causes of the DTC B1973 Chrysler?
- Binding Power Liftgate
- Faulty Latch Secondary Position Sense
- Latch Secondary Position Sense harness is open or shorted
- Latch Secondary Position Sense circuit poor electrical connection
- Faulty Power Liftgate Latch
- Faulty Power Liftgate Module
How to Fix the DTC B1973 Chrysler?
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 B1973 Chrysler 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 B1973 Chrysler Code
1. What does the OBDII code B1973 mean on a Chrysler vehicle?
The code B1973 indicates an issue with the performance of the power liftgate open direction ratchet secondary switch, which helps control the liftgate's movement.
2. What are common symptoms of the B1973 code in a Chrysler?
Symptoms may include the power liftgate not opening or closing properly, intermittent operation, or unusual noises coming from the liftgate mechanism.
3. What causes the B1973 code to appear?
Common causes include a faulty ratchet secondary switch, damaged wiring or connectors, or issues with the power liftgate module.
4. Can I still use my vehicle if the B1973 code is present?
Yes, your vehicle is still drivable, but the power liftgate may not function correctly, which could cause inconvenience.
5. How is the B1973 code diagnosed?
A technician will use a scan tool to check the code, inspect the liftgate mechanism, test the secondary switch, and examine the wiring for damage or corrosion.
6. How do I fix the B1973 code on a Chrysler?
Repairs may involve replacing the faulty secondary switch, repairing or replacing damaged wiring, or recalibrating the power liftgate system.
7. Can I fix the B1973 code myself?
If you have experience with vehicle electronics and access to the proper tools, you can inspect and possibly replace the secondary switch. Otherwise, it's best to consult a professional.
8. How much does it cost to repair the B1973 code?
Repair costs can vary depending on the issue but typically range from $150 to $500, including parts and labor.
9. Can the B1973 code trigger other OBDII codes?
Yes, related codes such as those affecting the liftgate module or other switch performance issues may also be triggered.
10. How can I prevent the B1973 code from recurring?
Regularly inspect and maintain the liftgate mechanism, ensuring that wiring and connectors are free of damage, debris, or corrosion.
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