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P0112 on Toyota Camry TRD

Intake Air Temperature Sensor 1 Circuit Low Input

Factory diagnostic protocol and troubleshooting wire for fault code P0112 specifically for the Toyota Camry TRD (2020–2025, 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)).

Verified OEM Telemetry & Field Repair Tree
Toyota Camry TRD2020–2025
Toyota Camry TRD
Sedan3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Camry TRD 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 Toyota Model:
Diagnose P0112 on Specific Camry TRD Model Year:

1. Symptoms of P0112 on Toyota Camry TRD

When the Engine Control Module (ECM/PCM) on your Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)) logs fault code P0112, drivers commonly observe:

Check Engine Light on on Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust))
Lean engine stumble on cold start on Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust))
Poor fuel economy on Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust))
Toyota Camry TRD OBD-II Port Location
The 16-pin diagnostic connector is located Driver footwell lower knee bolster panel. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Toyota Camry TRD

Historical warranty claims and technical repair bulletins for Toyota Camry TRD point to the following failure distribution:

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

3. Step-by-Step DIY Repair Guide for Toyota Camry TRD

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 Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

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 Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

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 Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

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 Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

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 Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

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

Equipment for Diagnosing Toyota Camry TRD (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 Toyota Camry TRD.

$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 Toyota Camry TRDVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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Other Common Fault Codes on Toyota Camry TRD

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Toyota Camry TRD:

4. Toyota Camry TRD P0112 FAQs

What causes code P0112 to trigger on a Toyota Camry TRD?

On the Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)), P0112 is most frequently caused by IAT sensor shorted to ground or Damaged wiring harness.

Where is the OBD-II port located on my Toyota Camry TRD?

On the Toyota Camry TRD, the 16-pin DLC diagnostic connector is located Driver footwell lower knee bolster panel. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Toyota Camry TRD 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.