B120E RAM Code - Left Heated Seat HI Indicator Control Circuit High
Quick Answer
The B120E diagnostic trouble code (DTC) indicates a problem with the Left Heated Seat HI Indicator Control Circuit being too high. Common causes include Faulty left heated seat control module, Wiring issues such as a short circuit or open circuit in the heated seat circuit, Defective heated seat switch. 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
- B120E RAM indicates Left Heated Seat HI Indicator Control Circuit High.
- Common causes
- Common causes include Faulty left heated seat control module, Wiring issues such as a short circuit or open circuit in the heated seat circuit, Defective heated seat switch.
- 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 B120E RAM Description
The B120E diagnostic trouble code (DTC) indicates a problem with the Left Heated Seat HI Indicator Control Circuit being too high. This code is specific to vehicles equipped with heated seats, and it typically affects the functionality of the left heated seat in the vehicle. The heated seat system uses a control module to regulate the temperature of the seat, and the indicator control circuit is responsible for displaying the status of the seat heating function.
Common Causes of B120E RAM
- Faulty left heated seat control module.
- Wiring issues such as a short circuit or open circuit in the heated seat circuit.
- Defective heated seat switch.
- Failed left heated seat heating element.
- Corrosion or damage to the connectors in the heated seat system.
Symptoms of B120E RAM
- Left heated seat not heating up to the desired temperature.
- Left heated seat indicator light staying on or not turning on at all.
- Inconsistent heating levels in the left heated seat.
- Burning smell coming from the left heated seat.
- Malfunctioning seat heating controls on the dashboard.
How to Fix B120E RAM
- Begin by conducting a visual inspection of the heated seat system, checking for any visible damage to the wiring, connectors, or components.
- Use a multimeter to test the voltage and continuity of the Left Heated Seat HI Indicator Control Circuit to pinpoint the source of the high voltage signal.
- Test the heated seat switch and control module for proper functionality, replacing any components that are found to be faulty.
- Inspect the left heated seat heating element for continuity and resistance, replacing it if necessary.
- Clear the DTC from the vehicle's memory using a diagnostic scan tool after completing the repairs.
Cost to Fix B120E RAM
The cost of repairing a B120E DTC related to the Left Heated Seat HI Indicator Control Circuit 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 $150 to $500 for parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can fluctuate, so it's recommended to obtain quotes from multiple shops to ensure you're getting a fair price.
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Frequently Asked Questions about B120E RAM Code
1. What does the OBDII code B120E indicate on a RAM vehicle?
- Code B120E indicates a fault in the Left Heated Seat High Indicator Control Circuit, specifically that the circuit has a high voltage condition.
2. What are the common symptoms of code B120E in a RAM?
- Symptoms may include the left heated seat not functioning, the high heat setting indicator always on or not functioning properly, and possibly other related electrical issues with the seat's heating system.
3. What causes the B120E code to appear in a RAM?
- This code can be triggered by various issues including a faulty heated seat switch, damaged wiring or connectors in the left heated seat circuit, or a malfunctioning heated seat element.
4. How can I fix the B120E code in my RAM?
- To fix this code, check and repair any damaged wiring or connectors associated with the left heated seat. If the wiring is intact, consider replacing the heated seat switch or the heating element if they are found to be faulty.
5. Is it safe to drive my RAM with the B120E code?
- While it's generally safe to drive with this issue as it doesn’t directly affect the drivability of your vehicle, the comfort and functionality of the heated seat will be compromised, which can be an inconvenience in cold weather.
6. Will the B120E code clear on its own if the issue is resolved?
- Once the underlying issue is fixed, the code should be cleared using an OBDII scan tool. The code will not automatically reset without using the scanner to clear it.
7. What tools are needed to diagnose the B120E code on a RAM?
- Diagnosing this code typically requires a multimeter to check for voltages and continuity in the circuit, and an OBDII scanner to read and clear the code from the vehicle’s memory.
8. Could the B120E code affect other components of the vehicle?
- While the code itself is specific to the left heated seat's high indicator control circuit, underlying electrical issues could potentially affect other electrical systems if caused by a more systemic problem like a failing control module.
9. How often does the B120E code occur in RAM vehicles?
- The frequency of this code is not particularly high but can occur in vehicles with aging electrical components or after exposure to excessive moisture that leads to corrosion or short circuits in the heating system.
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