B1E72 RAM Code - Power Inverter Enable Control Circuit Short To Ground
Quick Answer
Once the 115 Volt A/C Power Outlet switch is pressed, a network communication message is sent to the Body Control Module (BCM) to enable the Power Inverter Module. Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter Module 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
- B1E72 RAM indicates Power Inverter Enable Control Circuit Short To Ground.
- Common causes
- Common causes include Faulty Power Inverter Module, Power Inverter Module harness is open or shorted, Power Inverter Module 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 B1E72 RAM Description
What are the Possible Causes of the DTC B1E72 RAM?
- Faulty Power Inverter Module
- Power Inverter Module harness is open or shorted
- Power Inverter Module circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B1E72 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 B1E72 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.
Need more information about the B1E72 RAM code?
Need more information on how to fix the B1E72 RAM code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B1E72 RAM code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about B1E72 RAM Code
1. What does the OBDII code B1E72 mean?
B1E72 indicates a short to ground in the power inverter enable control circuit in a RAM vehicle, which could prevent proper operation of the power inverter.
2. What are the common symptoms of code B1E72?
Common symptoms include a non-functioning power inverter, warning lights on the dashboard, and possible loss of auxiliary power for connected devices.
3. What causes the B1E72 code to appear?
The code can be caused by damaged wiring, a short to ground in the power inverter circuit, a faulty power inverter module, or a malfunctioning control switch.
4. How do I diagnose the B1E72 code?
Begin by inspecting the wiring and connectors for damage or corrosion. Use a multimeter to check for continuity and shorts in the circuit, and test the power inverter module for proper operation.
5. Can I still drive my vehicle with code B1E72 active?
Yes, you can usually drive the vehicle, but the power inverter may not function, affecting any devices that rely on it for power.
6. How can I fix the B1E72 code?
Repairs may include replacing damaged wiring, fixing any shorts to ground, or replacing a faulty power inverter module or control switch.
7. Is the B1E72 code a serious issue?
While it doesn’t typically affect vehicle drivability, the loss of the power inverter’s function can be inconvenient, especially if you rely on it for powering external devices.
8. What tools do I need to fix the B1E72 code?
You’ll need a multimeter, wiring diagrams, and possibly a scan tool to clear the code after repairs are completed.
9. How much does it cost to repair the B1E72 code?
Repair costs vary depending on whether you need to replace wiring, components, or the power inverter module, but they typically range from $50 to $500.
10. Can a weak battery cause the B1E72 code?
A weak or failing battery is unlikely to directly cause this code but can lead to electrical issues that exacerbate the problem, so it’s worth checking the battery’s health.
Discuss the causes and fixes for B1E72 RAM OBDII Code
Code B1E72 RAM comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
