P1730 Infiniti Code - Automatic Transmission Interlock
Quick Answer
The P1730 code in Infiniti vehicles relates to the automatic transmission interlock system. Common causes include Faulty automatic transmission interlock solenoid, Electrical issues in the interlock system, Brake light switch malfunction. 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
- P1730 Infiniti indicates Automatic Transmission Interlock.
- Common causes
- Common causes include Faulty automatic transmission interlock solenoid, Electrical issues in the interlock system, Brake light switch malfunction.
- 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.
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Code P1730 Infiniti Description
The P1730 code in Infiniti vehicles relates to the automatic transmission interlock system. This system is designed to prevent the vehicle from being shifted out of "Park" unless the brake pedal is depressed. When this code is triggered, it indicates a problem with the interlock mechanism, which can have serious implications for the vehicle's operation.
Common Causes of P1730 Infiniti
- Faulty automatic transmission interlock solenoid
- Electrical issues in the interlock system
- Brake light switch malfunction
- Wiring issues
- Faulty transmission control module
Symptoms of P1730 Infiniti
- Inability to shift out of "Park"
- Difficulty shifting gears
- Warning light on the dashboard
- Unusual noises coming from the transmission
- Vehicle not moving when the accelerator is pressed
How to Fix P1730 Infiniti
- Diagnose the issue by scanning the vehicle's computer for the P1730 code and related codes
- Inspect the automatic transmission interlock solenoid for proper operation
- Check the brake light switch and wiring for any faults
- Repair or replace any damaged components as needed
- Clear the code and test drive the vehicle to ensure the issue is resolved
Cost to Fix P1730 Infiniti
The cost of repairing a P1730 code in an Infiniti vehicle can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that rates at auto repair shops can vary, so it's best to get a few quotes before proceeding with the repair. Additionally, the cost may be higher if the issue requires more extensive repairs or if the transmission components need to be replaced.
When is the Code Detected?
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Information for Specific Infiniti Models
- P1730 2003 Infiniti G35 — Automatic Transmission Interlock
- P1730 2004 Infiniti G35 — Automatic Transmission Interlock
- P1730 2005 Infiniti G35 — Automatic Transmission Interlock
- P1730 2006 Infiniti G35 — Automatic Transmission Interlock
Frequently Asked Questions about P1730 Infiniti Code
1. What does the OBDII code P1730 mean on an Infiniti?
Code P1730 indicates an issue with the Automatic Transmission Interlock system, which ensures the transmission operates properly and prevents unsafe gear shifts.
2. What are the common symptoms of code P1730 on an Infiniti?
Symptoms may include difficulty shifting gears, the transmission stuck in one gear, unusual transmission noises, or the check engine light turning on.
3. What causes the P1730 code on an Infiniti?
The code is typically caused by a faulty transmission range sensor, damaged wiring or connectors, a malfunctioning shift interlock solenoid, or internal transmission issues.
4. Can I drive my Infiniti with a P1730 code?
Driving with a P1730 code is not recommended, as it could lead to further transmission damage and unsafe driving conditions.
5. How is the P1730 code diagnosed?
A mechanic will use an OBDII scanner to retrieve the code, inspect the transmission wiring and components, and test the shift interlock solenoid and transmission range sensor.
6. How do you fix a P1730 code on an Infiniti?
Repairs may include replacing the transmission range sensor, repairing damaged wiring, cleaning or replacing the shift interlock solenoid, or addressing deeper transmission issues.
7. How much does it cost to repair a P1730 code on an Infiniti?
Repair costs vary but typically range from $150 to $500, depending on the root cause and whether parts like the range sensor or solenoid need replacement.
8. Can a faulty battery cause a P1730 code on an Infiniti?
A weak or failing battery can sometimes cause electrical issues that may trigger the P1730 code, though this is less common.
9. Is the P1730 code specific to Infiniti vehicles?
While P1730 is commonly associated with Infiniti vehicles, it may also appear on other Nissan models with similar transmission systems.
10. How can I prevent a P1730 code from reoccurring?
Regular maintenance, including checking the transmission fluid level, inspecting wiring, and addressing minor transmission issues early, can help prevent this code.
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