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P0112BMWBMW X5 HubAll BMW P0112Medium Severity

P0112 on BMW X5

Intake Air Temperature Sensor 1 Circuit Low Input

Factory diagnostic protocol and troubleshooting wire for fault code P0112 specifically for the BMW X5 (2020–2026, 3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP)).

Verified OEM Telemetry & Field Repair Tree
BMW X52020–2026
BMW X5
SUV3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
X5 SAE Mode $01
ECU Network Bus
500 kbps CAN-FD
ISO 15765-4 Compliant
Drivability Status
Drivable (Short Trip)
Medium urgency level
Est. Repair Cost
$80 - $220
Parts & Labor DIY
Check P0112 On Another BMW Model:
Diagnose P0112 on Specific X5 Model Year:

1. Symptoms of P0112 on BMW X5

When the Engine Control Module (ECM/PCM) on your BMW X5 (3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP)) logs fault code P0112, drivers commonly observe:

Check Engine Light on on BMW X5 (3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP))
Lean engine stumble on cold start on BMW X5 (3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP))
Poor fuel economy on BMW X5 (3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP))
BMW X5 OBD-II Port Location
The 16-pin diagnostic connector is located Driver footwell beside brake pedal behind access door. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on BMW X5

Historical warranty claims and technical repair bulletins for BMW X5 point to the following failure distribution:

55%
IAT sensor shorted to ground (BMW OEM Part)
25%
Damaged wiring harness (BMW OEM Part)
12%
Faulty MAF/IAT integrated sensor (BMW OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for BMW X5.

3. Step-by-Step DIY Repair Guide for BMW X5

01
Scan and Record Freeze Frame Telemetry

Connect an OBD-II scan tool and record freeze frame sensor telemetry for code P0112 to note engine RPM, load, and voltage when the fault triggered. on the BMW X5 equipped with 3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP).

Required Tool: OBD-II Scanner
02
Inspect Related Wiring Harness & Connectors

Inspect the electrical connector and wiring harness related to P0112 for chafing, corrosion, moisture, or pin push-out. on the BMW X5 equipped with 3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP).

Required Tool: Flashlight, Multimeter
03
Test Component Resistance & Voltage Supply

Measure circuit voltage supply (12V B+ or 5V reference) and sensor/actuator resistance according to factory repair manual specifications. on the BMW X5 equipped with 3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP).

Required Tool: Digital Multimeter
04
Replace Defective Component

Install a new OEM-grade replacement part, torque fasteners to factory spec, and ensure electrical locking tabs click firmly. on the BMW X5 equipped with 3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP).

Required Tool: Hand Tool Socket Set, Torque Wrench
05
Clear Trouble Codes & Complete Drive Cycle

Clear all stored DTCs from vehicle memory and perform an OBD-II drive cycle to confirm the diagnostic monitor resets to 'Ready'. on the BMW X5 equipped with 3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP).

Required Tool: OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing BMW X5 (P0112)

Prime Fast Delivery & Verified Fitment
Variable Valve Timing (VVT)

VVT Oil Control Solenoid Valve

4.6 / 5.0 (Direct Fit)

Restores accurate camshaft timing and oil pressure regulation on BMW X5.

$34 – $65 Prime
Check Fitment on Amazon
Sensor Signal Voltage Meter

AstroAI Auto-Ranging Digital Multimeter

4.6 / 5.0 (Best Seller)

Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.

$29.99 Prime
View on Amazon
Top Mobile OBD-II Scanner

BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

Compare OEM & Aftermarket Replacement Sensors for BMW X5Verified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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Other Common Fault Codes on BMW X5

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the BMW X5:

4. BMW X5 P0112 FAQs

What causes code P0112 to trigger on a BMW X5?

On the BMW X5 (3.0L Turbo I6 (375HP) / 4.4L V8 M60i / xDrive50e PHEV (483HP)), P0112 is most frequently caused by IAT sensor shorted to ground or Damaged wiring harness.

Where is the OBD-II port located on my BMW X5?

On the BMW X5, the 16-pin DLC diagnostic connector is located Driver footwell beside brake pedal behind access door. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my BMW X5 with code P0112?

Yes. ECM assumes intake air is 280°F+. Given that P0112 carries a Medium severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.