The OBD code P1112 for Audi indicates an issue with the HO2 Sensor Bank 1. Symptoms include the Engine Light being ON.
This code is commonly caused by a faulty HO2 Sensor, open/shorted harness, or poor electrical connection.
It is important to address this issue promptly to prevent potential drivability issues.
A possible fix involves inspecting and repairing the wiring harness and connectors related to the HO2 Sensor Bank 1.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 6.67 (Out of 10) |
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Symptoms of the Audi p1112 OBD Code
The Audi P1112 fault code typically triggers when there is an issue with the intake air temperature sensor.
- Symptoms: Engine Light ON.
- Possible lack of power during acceleration.
- Engine may run rough or misfire.
Causes of the Audi p1112 OBD Code
P1112 in Audi indicates an issue with the intake air temperature sensor circuit.
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- P1112 can be caused by a faulty HO2 Sensor Bank 1.
- A HO2 Sensor Bank 1 harness that is open or shorted.
- A HO2 Sensor Bank 1 circuit with a poor electrical connection.
Fixing Audi Error Code p1112 Step By Step
Address the issue by inspecting the intake air temperature sensor circuit on the Audi with fault code P1112.
- To fix Audi OBDII code P1112, first, review the possible causes related to the intake valve timing control solenoid valve.
- Visually inspect the wiring harness and connectors for any damage.
- Check the connector pins for signs of being broken, bent, pushed out, or corroded.
- Test the intake valve timing control solenoid valve for proper operation.
- Replace the intake valve timing control solenoid valve if it is faulty.
- Clear the fault codes and perform a road test to ensure the issue is resolved.
Cost Of Fixing Audi p1112 Fault Code
The repair for Audi fault code P1112 may involve replacing the intake air temperature sensor.
The cost to diagnose and fix the Audi OBD code P1112 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150. Factors like shop rates and the complexity of the issue can affect the final cost.
Details of the Audi p1112 OBD Code
Audi fault code P1112 relates to the intake air temperature sensor circuit.
Code P1112 for Audi vehicles indicates an issue with the Intake Valve Control Solenoid Circuit.
This code is triggered by the Engine Control Module (ECM) when it detects a problem with the circuit responsible for controlling the intake valve.
The intake valve control solenoid is part of the variable valve timing system and helps regulate the opening and closing of the intake valves to optimize engine performance and efficiency.
When this circuit malfunctions, it can lead to drivability issues and a decrease in engine performance.
Mechanic’s Tech Notes
Detailed information on Audi fault code P1112, including symptoms, causes, and diagnostic steps for resolution.
To diagnose and fix OBDII code P1112 on an Audi, start by checking the Transmission Control Module (TCM) power and ground using a multimeter.
Verify TCM communication over the Controller Area Network (CAN) using a scan tool.
If the TCM does not respond, reprogramming or reflashing may be necessary.
Additionally, visually inspect the wiring harness and connectors for any damage, and ensure connector pins are not broken, bent, pushed out, or corroded.
This thorough inspection can help identify and address the root cause of the P1112 fault code.
FAQ
OBD code P1112 in an Audi indicates an issue with the HO2 Sensor Bank 1. Check for wiring harness faults and connector issues for repair.
OBD code P1112 in an Audi is commonly caused by a faulty HO2 Sensor Bank 1, open/shorted harness, or poor electrical connection. Inspect and repair as needed.
Diagnose and fix OBD code P1112 in your Audi by checking HO2 Sensor Bank 1 and its wiring for faults. Inspect connectors for damage or corrosion.
Wrap Up
If your Audi is displaying OBD code p1112, you may experience issues like rough idling, poor acceleration, or stalling.
This code typically indicates a problem with the intake air temperature sensor circuit, possibly due to a faulty sensor, damaged wiring, or poor connections.
To address Audi OBD code p1112, start by checking the intake air temperature sensor for proper operation and inspecting the wiring harness for any signs of damage or corrosion.
Ensure all connectors are securely attached and free of debris or bent pins that could affect sensor readings.
