← View Generic P0999 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2017 Toyota CAMRY

P0999: P0999: Transmission Advanced System Malfunction

on 2017 Toyota CAMRY

Fix Cost
$200 - $800
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2017 Toyota
CAMRY
⚠️

Important for 2017 Toyota CAMRY Owners

Before starting repairs, verify which engine your 2017 Toyota CAMRY has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0999 Mean on 2017 Toyota CAMRY?

The P0999 code indicates a malfunction in the transmission advanced system, which can cause issues with gear shifting, transmission performance, and vehicle acceleration.
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Symptoms

  • • Sluggish acceleration
  • • delayed gear shifts
  • • transmission slipping
  • • or hesitation when shifting gears.
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Common Causes

  • • Faulty transmission solenoid
  • • clogged transmission filter
  • • low transmission fluid level
  • • or worn-out transmission components.
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How to Fix P0999 on 2017 Toyota CAMRY

1. Check transmission fluid level and top it off if necessary. 2. Inspect and clean the transmission filter. 3. Replace the faulty transmission solenoid. 4. Perform a transmission fluid flush and replace the fluid with new transmission fluid.

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Need Maintenance Info for Your CAMRY?

Get oil capacity, filter specs, and torque settings for your specific 2017 Toyota CAMRY.

View 2017 Toyota CAMRY Specs

Parts for 2017 Toyota CAMRY

Transmission solenoid Shop ↗ Transmission filter Shop ↗ Transmission fluid Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P0999

P0997 Sequential Code

P0997: Transmission Advanced System - Pressure Control Solenoid 'A' Performance

Medium
P0998 Sequential Code

P0998: Transmission Advanced System - Pressure Control Solenoid 'A' Circuit Low

Medium
P1000 Sequential Code

P1000: Manufacturer Specific Powertrain System Code

Medium
P1001 Sequential Code

P1001: Manufacturer Specific Powertrain System Code

Medium

💡 Why These Codes Are Related:

  • • Similar Issues: Same root cause or component failure
  • • Related Problems: Often occur together due to system interactions
  • • Sequential Codes: Progressive failure stages or multiple sensors
  • • Same System: Components within the same automotive system