MAP / Boost Sensor Low
The MAXXFORCE-P0237-13 (MaxxForce) diesel fault code means: MAP / Boost Sensor Low. This is a serious severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- intermediate
- Estimated cost
- $120-$450
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Common Symptoms
- CEL
- Intermittent limp
Probable Causes (Ranked by Likelihood)
- Failed MAP sensor Likely
Step-by-Step Diagnostic Procedure
Check 5V reference.
Replace MAP sensor.
Frequently Asked Questions
What is P0237 on a MaxxForce 13 (12.4L)?
P0237 on a MaxxForce 13 (12.4L) (2008-2014) indicates: MAP / Boost Sensor Low. This is a known fault code on the MaxxForce engine family and typically points to the causes listed above.
Can I drive with P0237 on my MaxxForce?
Yes, you can generally drive with this code, but diagnose soon to prevent secondary damage.
How much does it cost to fix MaxxForce P0237?
Repair cost is typically $120-$450 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.