2018 Toyota Highlander Repair Guides

P06002018 Toyota Highlander P0600 — Internal Control Module Serial Communication Failure Diagnosis & Fix

Complete guide to diagnosing and fixing the P0600 (Internal Control Module Serial Communication Failure) error code on your 2018 Toyota Highlander. Includes step-by-step instructions, repair costs, and expert tips.

P06372018 Toyota Highlander P0637 — Power Steering Control Circuit High Diagnosis & Fix

Complete guide to diagnosing and fixing the P0637 (Power Steering Control Circuit High) error code on your 2018 Toyota Highlander. Includes step-by-step instructions, repair costs, and expert tips.

P08022018 TOYOTA HIGHLANDER P0802 — Transfer Case Encoder Circuit Diagnosis & Fix

Complete guide to diagnosing and repairing P0802 in 2018 TOYOTA HIGHLANDER. Transfer Case Encoder Circuit Malfunction Expert repair tips and troubleshooting steps.

P08422018 Toyota Highlander P0842 — Transfer Case Motor Circuit Low Diagnosis & Fix

P0842 indicates abnormally low voltage in the transfer case motor circuit.

P08492018 Toyota Highlander P0849 — Brake Booster Sensor Intermittent Diagnosis & Fix

The brake booster pressure sensor signal is intermittent or erratic.

P08852018 Toyota Highlander P0885 — TCM Power Relay Control Circuit Diagnosis & Fix

The TCM power relay control circuit is indicating a fault.

P08922018 Toyota Highlander P0892 — TCM Power Relay Sense Intermittent Diagnosis & Fix

P0892 indicates intermittent TCM power relay sense signal.

P13322018 Toyota Highlander P1332 — Detonation Sensor 2 Fault Diagnosis & Fix

Complete diagnostic guide for 2018 Toyota Highlander P1332 error code. Includes troubleshooting steps, testing procedures, and repair solutions for detonation sensor 2 fault.

P13962018 Toyota Highlander P1396 — Timing Reference Error Diagnosis & Fix

Complete diagnostic guide for 2018 Toyota Highlander P1396 error code. Includes troubleshooting steps, testing procedures, and repair solutions for timing reference error.

P16802018 Toyota Highlander P1680 — Throttle Actuator Control Motor Circuit Fault Diagnosis & Fix

Learn how to diagnose and fix OBD-II code P1680 (Throttle Actuator Control Motor Circuit Fault) in your 2018 Toyota Highlander. Step-by-step troubleshooting guide with voltage diagnostics and module programming tips.

P17412018 Toyota Highlander P1741 — Torque Converter Clutch Stuck Off Diagnosis & Fix

Learn how to diagnose and fix OBD-II trouble code P1741 (TCC solenoid stuck off) in your 2018 Toyota Highlander. Step-by-step repair guide with troubleshooting tips.

P18012018 Toyota Highlander P1801 - VVT-i Oil Control Valve Performance Issue Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1801. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18042018 Toyota Highlander P1804 - VVT-i Actuator Malfunction Bank 1 Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1804. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18072018 Toyota Highlander P1807 - VVT-i Control Solenoid Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1807. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18312018 Toyota Highlander P1831 - ECT Sensor Performance Issue Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1831. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18342018 Toyota Highlander P1834 - Shift Solenoid B Circuit Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1834. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18372018 Toyota Highlander P1837 - Transmission Fluid Temperature Sensor Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1837. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18402018 Toyota Highlander P1840 - TCM Internal Circuit Malfunction Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1840. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18432018 Toyota Highlander P1843 - Transmission Control Module Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1843. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18462018 Toyota Highlander P1846 - TCM Signal Processing Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1846. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18492018 Toyota Highlander P1849 - TCM Initialization Incomplete Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1849. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18612018 Toyota Highlander P1861 - Fuel Pump Speed Signal Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1861. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18642018 Toyota Highlander P1864 - Fuel Pump Feedback Signal Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1864. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18672018 Toyota Highlander P1867 - Fuel Delivery Pressure Sensor Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1867. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18702018 Toyota Highlander P1870 - Transfer Case 4WD Mode Sensor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1870. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18732018 Toyota Highlander P1873 - Transfer Case Clutch Solenoid Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1873. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18762018 Toyota Highlander P1876 - 4WD Low Range Solenoid Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1876. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18792018 Toyota Highlander P1879 - Transfer Case Position Switch Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1879. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18822018 Toyota Highlander P1882 - Airbag Diagnostic Monitor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1882. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18852018 Toyota Highlander P1885 - Airbag Module Circuit Open Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1885. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18882018 Toyota Highlander P1888 - Side Airbag Sensor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1888. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18912018 Toyota Highlander P1891 - Motor Generator Unit Communication Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1891. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18942018 Toyota Highlander P1894 - Motor Torque Sensor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1894. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

P18972018 Toyota Highlander P1897 - Generator Control Module Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander P1897. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18012018 Toyota Highlander PP1801 - VVT-i Oil Control Valve Performance Issue Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1801. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18042018 Toyota Highlander PP1804 - VVT-i Actuator Malfunction Bank 1 Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1804. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18072018 Toyota Highlander PP1807 - VVT-i Control Solenoid Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1807. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18312018 Toyota Highlander PP1831 - ECT Sensor Performance Issue Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1831. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18342018 Toyota Highlander PP1834 - Shift Solenoid B Circuit Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1834. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18372018 Toyota Highlander PP1837 - Transmission Fluid Temperature Sensor Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1837. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18402018 Toyota Highlander PP1840 - TCM Internal Circuit Malfunction Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1840. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18432018 Toyota Highlander PP1843 - Transmission Control Module Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1843. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18462018 Toyota Highlander PP1846 - TCM Signal Processing Fault Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1846. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18492018 Toyota Highlander PP1849 - TCM Initialization Incomplete Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1849. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18612018 Toyota Highlander PP1861 - Fuel Pump Speed Signal Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1861. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18642018 Toyota Highlander PP1864 - Fuel Pump Feedback Signal Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1864. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18672018 Toyota Highlander PP1867 - Fuel Delivery Pressure Sensor Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1867. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18702018 Toyota Highlander PP1870 - Transfer Case 4WD Mode Sensor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1870. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18732018 Toyota Highlander PP1873 - Transfer Case Clutch Solenoid Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1873. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18762018 Toyota Highlander PP1876 - 4WD Low Range Solenoid Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1876. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18792018 Toyota Highlander PP1879 - Transfer Case Position Switch Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1879. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18822018 Toyota Highlander PP1882 - Airbag Diagnostic Monitor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1882. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18852018 Toyota Highlander PP1885 - Airbag Module Circuit Open Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1885. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18882018 Toyota Highlander PP1888 - Side Airbag Sensor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1888. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18912018 Toyota Highlander PP1891 - Motor Generator Unit Communication Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1891. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18942018 Toyota Highlander PP1894 - Motor Torque Sensor Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1894. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

PP18972018 Toyota Highlander PP1897 - Generator Control Module Circuit Diagnosis Fix

Expert diagnostic guide for Toyota Highlander PP1897. Includes step-by-step troubleshooting, common causes, and repair procedures for 2018 models.

U01972018 Toyota Highlander U0197 — Module Communication Wiring Error Diagnosis & Fix

Learn how to diagnose and repair U0197 - CAN bus communication issues in your 2018 Toyota Highlander. Expert troubleshooting guide with wiring diagrams and repair tips.

P14682018 Toyota Highlander P1468 — A/C Clutch Cycle Switch Circuit Diagnosis & Fix

The P1468 code on your 2018 Toyota Highlander indicates a problem with the A/C Clutch Cycle Switch Circuit system. Learn how to diagnose and fix this emissions-related issue with our comprehensive guide.

P14832018 Toyota Highlander P1483 — Radiator Fan Relay Circuit Diagnosis & Fix

The P1483 code on your 2018 Toyota Highlander indicates a problem with the Radiator Fan Relay Circuit system. Learn how to diagnose and fix this emissions-related issue with our comprehensive guide.

P14982018 Toyota Highlander P1498 — Egr Pressure Feedback Sensor Circuit Diagnosis & Fix

The P1498 code on your 2018 Toyota Highlander indicates a problem with the EGR Pressure Feedback Sensor Circuit system. Learn how to diagnose and fix this emissions-related issue with our comprehensive guide.