AutoCodes - OBDII Code List - P1594 SUBARU

P1594 SUBARU - Automatic Transmission Diagnosis Input Signal Circuit Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
Table of contents

P1594 SUBARU Possible Causes

  • Faulty Transmission Control Module (TCM)
  • TCM harness is open or shorted
  • TCM circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How do I fix code P1594 SUBARU?

Check 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.
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Cost of diagnosing the P1594 SUBARU code

Labor: 1.0

The cost of diagnosing the P1594 SUBARU code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

P1594 SUBARU Description

Automatic Transmission Diagnosis Input Signal Circuit Malfunction is the generic description for the P1594 Subaru code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information about the P1594 Subaru OBDII code.

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OBDII Code P1594 Subaru - Automatic Transmission Diagnosis Input Signal Circuit Malfunction - AutoCodes.com

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