B1398 Code - Driver Power Window One Touch Window Relay Circuit Failure
Quick Answer
The Generic Electronic Module (GEM) monitors the Driver Power Window One Touch Window Relay. Common causes include Faulty Driver Power Window One Touch Window Relay, Driver Power Window One Touch Window Relay harness is open or shorted, Driver Power Window One Touch Window Relay 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
- B1398 indicates Driver Power Window One Touch Window Relay Circuit Failure.
- Common causes
- Common causes include Faulty Driver Power Window One Touch Window Relay, Driver Power Window One Touch Window Relay harness is open or shorted, Driver Power Window One Touch Window Relay 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 B1398 Description
What are the Possible Causes of the DTC B1398?
- Faulty Driver Power Window One Touch Window Relay
- Driver Power Window One Touch Window Relay harness is open or shorted
- Driver Power Window One Touch Window Relay circuit poor electrical connection
- Faulty Generic Electronic Module (GEM)
How to Fix the DTC B1398?
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 B1398 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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Information for Specific Makes
- B1398 Ford — Driver Power Window One Touch Window Relay Circuit Failure
- B1398 Lincoln — Driver Power Window One Touch Window Relay Circuit Failure
- B1398 Mercury — Driver Power Window One Touch Window Relay Circuit Failure
Frequently Asked Questions about B1398 Code
1. What does the OBDII code B1398 mean?
B1398 indicates a failure in the driver power window one-touch relay circuit, which may prevent the one-touch up or down function from working properly.
2. What are common symptoms of the B1398 code?
Symptoms include the driver’s power window not responding to the one-touch feature, slow window operation, or the window not functioning at all.
3. What causes the B1398 code to appear?
Common causes include a faulty one-touch relay, damaged wiring in the window circuit, a malfunctioning power window switch, or a short circuit.
4. Can a B1398 code damage my vehicle?
While it won’t cause direct damage, the malfunction can reduce convenience and potentially lead to further electrical issues if left unresolved.
5. How can I diagnose the B1398 code?
Use an OBDII scanner to confirm the code, then inspect the power window relay, wiring, and switch for physical damage or electrical faults.
6. What repairs are needed to fix the B1398 code?
Repairs may include replacing the one-touch relay, repairing damaged wiring, or replacing the power window switch if it's faulty.
7. Is the B1398 code specific to certain vehicles?
The code is most commonly found in vehicles with advanced power window systems and one-touch functionality, but it can vary by make and model.
8. Can I still use my driver’s window if the B1398 code is active?
Yes, but the one-touch feature may not work, and manual operation might also be impaired depending on the severity of the issue.
9. How much does it cost to repair a B1398 code issue?
Costs can vary, but replacing a relay or repairing wiring generally ranges from $50 to $200, depending on the vehicle and labor rates.
10. Can I fix the B1398 code myself?
If you’re comfortable with basic electrical diagnostics, you can check for damaged wiring or replace the relay. However, professional assistance is recommended for complex repairs.
Discuss the causes and fixes for B1398 OBDII Code
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