CATFuel System

2660136 Air Pressure Sensor — Cat 311D LRR 312D

This air pressure sensor monitors the boost pressure within the engine's intake system, providing crucial data to the engine control module (ECM) for optimal air-fuel ratio management. It ensures the engine receives the correct amount of air for efficient combustion and power output. Common symptoms of a failing sensor include a loss of engine power, illuminated check engine lights, and increased exhaust emissions.

Air Pressure Sensor – Part No 2660136 – CAT Spare Part
Part Specifications
BrandCAT
CategoryFuel System
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Use clean, filtered fuel — fuel injection components have micron-level tolerances. Prime fuel system before cranking to avoid dry-start damage. Replace fuel filter whenever servicing injection components. Calibrate injectors after replacement if equipment has ECU.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeAir Pressure Sensor
MaterialPlastic and electronic components
ApplicationEngine intake manifold pressure sensing
Service LifeReplace as needed based on diagnostic codes
CompatibilityOEM specification
ConditionNew — aftermarket

Failure Symptoms

A loss of engine power, particularly noticeable when accelerating or under load, is a primary symptom of a faulty air pressure sensor. The check engine light may also illuminate, often with a specific code related to boost pressure. If the sensor provides inaccurate readings, the engine may run inefficiently, leading to increased fuel consumption and potentially higher emissions.

Installation Tip

Ensure the electrical connector clicks securely into place to prevent intermittent signal loss. Do not use any sealants on the sensor threads unless specifically instructed by the manufacturer, as this can interfere with the reading.

Service Note

Inspect the intake manifold and turbocharger hoses for any leaks or damage when replacing the air pressure sensor.