P2263 on BMW
Turbo/Supercharger Boost System Performance
P2263 on BMW vehicles indicates turbo/supercharger boost system performance. Au7o has documented this code across 1 BMW model — most commonly on 7 Series. This code means the computer has detected that the turbocharger or supercharger boost system is not performing as expected, even though no single sensor circuit has failed. The computer compares the actual manifold boost pressure against the target it commanded and sets this code when they don't match for a sustained period. You may notice low power, sluggish acceleration, or limp mode. It signals an overall boost shortfall and usually points to leaks, a failing turbo/charger, or a control component rather than a specific wiring fault. Typical repair costs on BMW range from $7,000 to $12,000, depending on the specific model and root cause.
Common Causes of P2263
- •Boost/intake leak in piping, hoses, or couplers
- •Failing turbocharger or supercharger
- •Stuck or faulty wastegate or boost control actuator
- •Faulty boost/MAP pressure sensor
- •Clogged or damaged charge air cooler (intercooler)
- •Sticking variable-vane (VGT) mechanism on diesels
- •Faulty boost control solenoid or vacuum supply
- •Restricted air filter or intake restriction
P2263 on BMW by Model
BMW 7 Series(1 issue)
- N63 Turbocharger Failure - F01/F02 750i/750Li2009-2015
The N63 4.4L twin-turbo V8 in F01/F02 750i models suffers from premature turbocharger failures. The turbos are mounted in the "hot V" configuration (between cylinder banks) where excessive heat accelerates bearing wear and oil coking. Wastegate rattle and turbo seal failure are common between 60,000-100,000 miles. When one turbo fails, the other often follows soon after due to similar wear patterns. BMW issued a Customer Care Package extending warranty coverage to 10 years/120,000 miles for early N63 engines. Complete turbo replacement is extremely expensive due to labor-intensive removal.
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View P2263 across all makes →Frequently Asked Questions
What does P2263 mean on BMW?▼
P2263 stands for "Turbo/Supercharger Boost System Performance." This code means the computer has detected that the turbocharger or supercharger boost system is not performing as expected, even though no single sensor circuit has failed. The computer compares the actual manifold boost pressure against the target it commanded and sets this code when they don't match for a sustained period. You may notice low power, sluggish acceleration, or limp mode. It signals an overall boost shortfall and usually points to leaks, a failing turbo/charger, or a control component rather than a specific wiring fault. On BMW specifically, this code is documented across 1 model.
What causes P2263 on BMW vehicles?▼
Common causes on BMW: Boost/intake leak in piping, hoses, or couplers, Failing turbocharger or supercharger, Stuck or faulty wastegate or boost control actuator, Faulty boost/MAP pressure sensor, Clogged or damaged charge air cooler (intercooler). Specific causes vary by model and year — see the per-model sections below.
How much does it cost to fix P2263 on a BMW?▼
Repair costs on BMW range from $7,000 to $12,000, depending on the specific model and root cause.
Which BMW models have P2263 documented?▼
Au7o has documented P2263 on 1 BMW model: 7 Series.