Engine-Codes - Generic - P074B

P074B Code - Unable To Engage Gear 3

- Code Popularity: 6,060 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code P074B?

  • Transmission mechanical problems
  • Faulty transmission valve body
  • Faulty Transmission Control Module (TCM)
  • Transmission Control Module (TCM) harness is open or shorted
  • Transmission Control Module (TCM) circuit poor electrical connection

|How to Fix the P074B 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 Code P074B?

Labor: 1.0

The cost to diagnose the P074B 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.

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|What are Code P074B Possible Symptoms?

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

|What Does the P074B Code Mean?

The Transmission Control Module (TCM) monitors the transmission gear. The TCM sets the OBDII code when the transmission is not at the gear the TCM commands.

Unable To Engage Gear 3

|Need more Information on the P074B Code?

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|Need Help with the P074B Code?

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