Engine-Codes - Lexus - P1084 LEXUS

P1084 LEXUS Code - HC Absorber Switching Valve Bank 2 Stuck Closed

- Code Popularity: 3,085 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
Table of contents

|What are the Possible Causes of the P1084 LEXUS Code?

  • Faulty Exhaust Gas Temperature Sensor
  • Exhaust Gas Temperature Sensor harness is open or shorted
  • Exhaust Gas Temperature Sensor circuit poor electrical connection
  • Hydro-Carbon Absorber and Catalyst (HCAC) valve stuck or actuator problem

|How to Fix the P1084 LEXUS Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the cost to diagnose the P1084 LEXUS code?

Labor: 1.0

The cost to diagnose the P1084 LEXUS code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P1084 LEXUS code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the P1084 LEXUS Code Mean?

The Engine Control Module (ECM) monitors the Exhaust Gas Temperature Sensor. The ECM sets the Diagnostic Trouble Code (DTC) when the Exhaust Gas Temperature Sensor is not to factory specifications. HCAC (Hydro-Carbon Absorber and Catalyst System) fault detected.

HC Absorber Switching Valve Bank 2 Stuck Closed

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