Injector Bank 2 Supply Voltage
The MAXXFORCE-P2149-DT (MaxxForce) diesel fault code means: Injector Bank 2 Supply Voltage. This is a serious severity code.
Unverified. We could not confirm this code's definition against freely available manufacturer documentation, so treat the meaning, severity and fix guidance on this page as unconfirmed. Check it against the manufacturer's service information for your exact model and serial range before acting on it. This page is kept out of search engines for that reason, and we are working through this family manual by manual.
- Keep driving?
- No — stop driving
- DIY difficulty
- advanced
- Estimated cost
- $400-$2,200
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View pilot availability →What Are the Symptoms of MAXXFORCE-P2149-DT?
- Multi-cylinder misfire
- No start
- CEL
What Causes MAXXFORCE-P2149-DT? (Most Likely First)
- Shorted injector on bank 2 Likely
- ECM driver failure Possible
Can I Still Drive with MAXXFORCE-P2149-DT?
No — stop driving. MAXXFORCE-P2149-DT is rated serious severity. Continuing to drive in this state risks further damage — get it looked at before your next trip.
Frequently Asked Questions
What is P2149 on a MaxxForce DT (7.6L)?
P2149 on a MaxxForce DT (7.6L) (2007-2015) indicates: Injector Bank 2 Supply Voltage. This is a known fault code on the MaxxForce engine family and typically points to the causes listed above.
Can I drive with P2149 on my MaxxForce?
No. Stop driving and arrange for towing. Continued operation risks catastrophic damage or stranding.
How much does it cost to fix MaxxForce P2149?
Repair cost is typically $400-$2,200 depending on the underlying cause and shop rate. Many MaxxForce faults (especially EGR cooler, head bolt, and VGT repairs) are major expenses that drove fleet owners to repower with Cummins or retire these trucks early.
Mechanics Guide Step-by-step diagnosis
How Do You Diagnose MAXXFORCE-P2149-DT?
Isolate bank 2 injectors.
Ohm bank 2 harness for short to ground.
Which Vehicles Commonly Get MAXXFORCE-P2149-DT?
- International 4300 DuraStar MaxxForce DT
- International 4400 DuraStar MaxxForce DT
- International 7300/7400/7500 WorkStar MaxxForce DT
- IC Bus CE-Series MaxxForce DT
- IC Bus RE-Series MaxxForce DT
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