CAT 588-3267 Exhaust Sensor Wiring Harness

Product Overview

The CAT 588-3267 Exhaust Sensor Wiring Harness is a genuine Caterpillar OEM electrical harness assembly designed to connect exhaust system sensors with the engine control module (ECM). It transmits electrical power and sensor signals required for monitoring exhaust system operating conditions, helping the machine maintain proper emissions control and engine performance.

Engineered for modern Caterpillar diesel engines equipped with advanced exhaust monitoring systems, the 588-3267 harness provides reliable communication between exhaust pressure and temperature sensors and the machine control electronics. Its durable construction is designed to withstand vibration, heat, moisture, and harsh operating environments.

Key Features

• Genuine Caterpillar OEM Exhaust Sensor Wiring Harness
• Part Number: 588-3267
• Connects exhaust pressure and temperature sensors to control electronics
• Transmits electrical signals for exhaust system monitoring
• Designed for emissions system sensor applications
• Heavy-duty wiring construction for industrial environments
• Protective insulation helps resist abrasion and temperature exposure
• Engineered for vibration and moisture resistance
• Supports accurate sensor communication with the ECM
• Factory-designed for proper Cat equipment fit and performance

Technical Specifications

Application Information

The CAT 588-3267 Exhaust Sensor Wiring Harness is used within Caterpillar exhaust after-treatment and monitoring systems. It provides the electrical connection between exhaust sensors and the engine control system, allowing the ECM to receive accurate operating data.

Typical connected components may include:

• Exhaust pressure sensors
• Exhaust temperature sensors
• Emissions monitoring sensors
• Engine control module interfaces

The harness plays an important role in maintaining correct exhaust system operation, emissions performance, and engine diagnostics.

Compatible Caterpillar Equipment

The exact machine compatibility for CAT 588-3267 should be confirmed using the machine Product Identification Number (PIN), engine serial number (ESN), or Caterpillar parts catalog, as wiring harness applications can vary by equipment configuration.

Typical applications may include Caterpillar equipment using:

• Modern diesel engine platforms with exhaust monitoring systems
• Construction machinery
• Mining equipment
• Industrial engine applications
• Equipment fitted with exhaust pressure and temperature sensing systems

Additional Compatibility Information

Electrical harnesses are configuration-specific components. Before ordering, verify:

• Machine model
• Serial number / PIN
• Engine arrangement
• Existing harness part number
• Connector style and routing configuration

Using the correct OEM harness ensures proper sensor communication and prevents issues caused by incorrect wiring connections.

Benefits

Installing a genuine CAT 588-3267 Exhaust Sensor Wiring Harness helps:

• Maintain accurate exhaust sensor communication
• Support proper emissions system operation
• Reduce electrical connection failures
• Improve engine diagnostic reliability
• Protect wiring from harsh working conditions
• Reduce equipment downtime
• Ensure OEM-quality fit, durability, and performance