Engine-Codes - Toyota - P0770 TOYOTA

P0770 TOYOTA Code - Shift Solenoid 'E' Malfunction

- Code Popularity: 141,636 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P0770 TOYOTA Code?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty shift solenoid 'E' valve
  • Shift solenoid 'E' valve harness is open or shorted
  • Shift solenoid 'E' valve circuit poor electrical connection

|How to Fix the P0770 TOYOTA 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 P0770 TOYOTA code?

Labor: 1.0

The cost to diagnose the P0770 TOYOTA 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.

|When is the P0770 TOYOTA code detected?

The P0770 code is detected when Lock up does not occur when driving in the lock up range (normal driving at 80 km/h [50 mph]), or lock up remains ON in the lock up OFF range.

|What are P0770 TOYOTA code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Transmission will not shift gears.

|What Does the P0770 TOYOTA Code Mean?

The Engine Control Module (ECM) uses the signals from the Throttle Position Sensor and Air flow Meter to monitor the engagement condition of the lock-up clutch. Then the ECM compares the engagement condition of the lock-up clutch with the lock-up schedule in the ECM memory to detect mechanical trouble of the shift solenoid valve SLU, valve body, torque converter clutch, and automatic transmission assembly

Shift Solenoid 'E' Malfunction

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|P0770 TOYOTA code information for specific Toyota models

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