AutoCodesLand Rover – P1102 Land Rover

P1102 Land Rover Code - Mass Or Volume Airflow Supply Low

Quick Answer

The Mass Airflow Sensor is a combined Mass Airflow sensor and an Intake Air Temperature sensor. Common causes include Faulty Mass Airflow Sensor, Mass Airflow Sensor harness is open or shorted, Mass Airflow Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1102 Land Rover indicates Mass Or Volume Airflow Supply Low.
Common causes
Common causes include Faulty Mass Airflow Sensor, Mass Airflow Sensor harness is open or shorted, Mass Airflow Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 3,279
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 26, 2020
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Code P1102 Land Rover Description

The Mass Airflow Sensor is a combined Mass Airflow sensor and an Intake Air Temperature sensor. The Mass Airflow Interface consists of 1 analog voltage input signal for Air Flow, a reference supply (5V) voltage, and a ground reference voltage. The Diagnostic Trouble Code (DTC) will set when the actual airflow is greater than the calculated airflow derived from the throttle position.
OBDII Code P1102 Land Rover - Mass Or Volume Airflow Supply Low - AutoCodes.com
P1102 Land Rover Code - Mass Or Volume Airflow Supply Low

What are the Possible Causes of the DTC P1102 Land Rover?

  • Faulty Mass Airflow Sensor
  • Mass Airflow Sensor harness is open or shorted
  • Mass Airflow Sensor circuit poor electrical connection

How to Fix the DTC P1102 Land Rover?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1102 Land Rover code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1102 Land Rover code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1102 Land Rover Code

What does OBDII code P1102 mean for a Land Rover?

OBDII code P1102 indicates that the mass or volume airflow supply is low, which can affect engine performance and efficiency.

What are the common symptoms of a P1102 code?

Common symptoms include poor acceleration, decreased fuel efficiency, rough idling, and the check engine light being illuminated.

What could cause a P1102 code to trigger?

Causes may include a faulty mass airflow sensor, clogged air filter, vacuum leaks, or issues with the vehicle’s intake system.

How can I diagnose a P1102 code?

To diagnose the code, check the mass airflow sensor readings with a scanner, inspect the air intake system for leaks, and examine the air filter for blockages.

What repairs are typically needed to fix a P1102 code?

Repairs may involve replacing the mass airflow sensor, cleaning or replacing the air filter, fixing any vacuum leaks, or repairing intake ducting.

Is it safe to drive with a P1102 code?

While it may be safe for short distances, it is advisable to address the issue promptly to avoid further engine damage and decreased performance.

How can I prevent a P1102 code from recurring?

Regular maintenance, including changing the air filter and inspecting the intake system for leaks, can help prevent this code from recurring.

Can a faulty electrical connection trigger a P1102 code?

Yes, a poor electrical connection or damaged wiring related to the mass airflow sensor can also trigger a P1102 code.

What should I do if the P1102 code reappears after repairs?

If the code reappears, further diagnosis is needed; consider checking for additional underlying issues that may not have been addressed during the initial repair.

Discuss the causes and fixes for P1102 Land Rover OBDII Code

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