2012 Lexus Rx Repair Guides

U01022012 Lexus RX 350 U0102 — Lost Communication With Transfer Case Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0102 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

P01032012 Lexus RX 350 P0103 — Mass Air Flow Circuit High Input Diagnosis & Fix

Learn how to diagnose and fix the P0103 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

30-60 minutes

P01102012 Lexus RX 350 P0110 — Intake Air Temperature Circuit Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P0110 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

1-2 hours

U01112012 Lexus RX 350 U0111 — Lost Communication With Battery Energy Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0111 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

U01122012 Lexus RX 350 U0112 — Lost Communication With Battery Voltage Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0112 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

U01202012 Lexus RX 350 U0120 — Lost Communication With Starter Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0120 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P01202012 Lexus RX 350 P0120 — Throttle Position Sensor Circuit Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P0120 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

1-2 hours

U01292012 Lexus RX 350 U0129 — Lost Communication With Brake Boost Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0129 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

P01332012 Lexus RX 350 P0133 — O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) Diagnosis & Fix

Learn how to diagnose and fix the P0133 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

U01382012 Lexus RX 350 U0138 — Lost Communication With Vehicle Height Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0138 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

U01472012 Lexus RX 350 U0147 — Lost Communication With Rear Driver Door Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0147 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P01512012 Lexus RX 350 P0151 — O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1) Diagnosis & Fix

Learn how to diagnose and fix the P0151 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

30-60 minutes

U01562012 Lexus RX 350 U0156 — Lost Communication With Auxiliary Heater Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0156 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

U01652012 Lexus RX 350 U0165 — Lost Communication With Rear Seat Entertainment Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0165 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

U01742012 Lexus RX 350 U0174 — Lost Communication With Curtain Restraint Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0174 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

P01742012 Lexus RX 350 P0174 — System Too Lean (Bank 2) Diagnosis & Fix

Learn how to diagnose and fix the P0174 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

U01852012 Lexus RX 350 U0185 — Lost Communication With Exterior Lighting Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0185 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

U01942012 Lexus RX 350 U0194 — Lost Communication With Auto Lamp Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0194 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

P03032012 Lexus RX 350 P0303 — Cylinder 3 Misfire Detected Diagnosis & Fix

Learn how to diagnose and fix the P0303 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P03262012 Lexus RX 350 P0326 — Knock Sensor 1 Range/Performance Diagnosis & Fix

Learn how to diagnose and fix the P0326 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P03502012 Lexus RX 350 P0350 — Ignition Coil Primary/Secondary Circuit Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P0350 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P03652012 Lexus RX 350 P0365 — Camshaft Position Sensor B Circuit Malfunction (Bank 1) Diagnosis & Fix

Learn how to diagnose and fix the P0365 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

30-60 minutes

P04022012 Lexus RX 350 P0402 — Exhaust Gas Recirculation Flow Excessive Diagnosis & Fix

Learn how to diagnose and fix the P0402 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P04142012 Lexus RX 350 P0414 — Secondary Air Injection Valve A Short Circuit Diagnosis & Fix

Learn how to diagnose and fix the P0414 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P04462012 Lexus RX 350 P0446 — Evaporative Emission System Vent Control Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P0446 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P04472012 Lexus RX 350 P0447 — Evaporative Emission System Vent Valve Circuit Open Diagnosis & Fix

Learn how to diagnose and fix the P0447 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P04602012 Lexus RX 350 P0460 — Fuel Level Sensor Circuit Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P0460 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

P04692012 Lexus RX 350 P0469 — Fuel Pump Feedback Circuit Intermittent Diagnosis & Fix

Learn how to diagnose and fix the P0469 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

P04782012 Lexus RX 350 P0478 — Exhaust Pressure Control Valve A High Diagnosis & Fix

Learn how to diagnose and fix the P0478 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

30-60 minutes

P05072012 Lexus RX 350 P0507 — Idle Air Control System RPM Higher Than Expected Diagnosis & Fix

Learn how to diagnose and fix the P0507 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P05192012 Lexus RX 350 P0519 — Idle Air Control System Performance Diagnosis & Fix

Learn how to diagnose and fix the P0519 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

P05332012 Lexus RX 350 P0533 — A/C Refrigerant Pressure Sensor Circuit High Diagnosis & Fix

Learn how to diagnose and fix the P0533 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

1-2 hours

P05572012 Lexus RX 350 P0557 — Brake Booster Pressure Sensor Circuit Low Diagnosis & Fix

Learn how to diagnose and fix the P0557 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P05812012 Lexus Rx P0581 — Vehicle Speed Sensor Circuit A Range/Performance Diagnosis & Fix

Complete guide to diagnosing and fixing the P0581 (Vehicle Speed Sensor Circuit A Range/Performance) error code on your 2012 Lexus Rx. Includes step-by-step instructions, repair costs, and expert tips.

Moderate

2-3 hours

P06062012 Lexus RX 350 P0606 — ECM/PCM Processor Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P0606 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

P06192012 Lexus RX 350 P0619 — Alternative Fuel Controller Random Access Memory Error Diagnosis & Fix

Learn how to diagnose and fix the P0619 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

P06302012 Lexus RX 350 P0630 — VIN Not Programmed or Mismatch Diagnosis & Fix

Learn how to diagnose and fix the P0630 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P06392012 Lexus RX 350 P0639 — Throttle Actuator Control Range/Performance (Bank 2) Diagnosis & Fix

Learn how to diagnose and fix the P0639 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

P06412012 Lexus RX 350 P0641 — Sensor Reference Voltage A Circuit/Open Diagnosis & Fix

Learn how to diagnose and fix the P0641 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P06492012 Lexus RX 350 P0649 — Cruise Control Indicator Circuit Low Diagnosis & Fix

Learn how to diagnose and fix the P0649 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P06612012 Lexus RX 350 P0661 — Intake Manifold Tuning Valve Control Circuit Low (Bank 1) Diagnosis & Fix

Learn how to diagnose and fix the P0661 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

30-60 minutes

P06852012 Lexus RX 350 P0685 — ECM Power Relay Control Circuit/Open Diagnosis & Fix

Learn how to diagnose and fix the P0685 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P07082012 Lexus RX 350 P0708 — Transmission Range Sensor Circuit High Diagnosis & Fix

Learn how to diagnose and fix the P0708 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P07182012 Lexus RX 350 P0718 — Input/Turbine Speed Sensor Circuit Intermittent Diagnosis & Fix

Learn how to diagnose and fix the P0718 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P07272012 Lexus RX 350 P0727 — Engine Speed Input Circuit No Signal Diagnosis & Fix

Learn how to diagnose and fix the P0727 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P07402012 Lexus RX 350 P0740 — Torque Converter Clutch Solenoid Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P0740 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P07492012 Lexus RX 350 P0749 — Pressure Control Solenoid A Intermittent Diagnosis & Fix

Learn how to diagnose and fix the P0749 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P07582012 Lexus RX 350 P0758 — Shift Solenoid B Electrical Diagnosis & Fix

Learn how to diagnose and fix the P0758 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

P07672012 Lexus RX 350 P0767 — Shift Solenoid D Stuck On Diagnosis & Fix

Learn how to diagnose and fix the P0767 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P07772012 Lexus RX 350 P0777 — Pressure Control Solenoid B Stuck On Diagnosis & Fix

Learn how to diagnose and fix the P0777 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P07782012 Lexus RX 350 P0778 — Pressure Control Solenoid B Electrical Diagnosis & Fix

Learn how to diagnose and fix the P0778 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

1-2 hours

P07862012 Lexus RX 350 P0786 — Shift Timing Solenoid Range/Performance Diagnosis & Fix

Learn how to diagnose and fix the P0786 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P11042012 Lexus RX 350 P1104 — Turbocharger Boost Sensor Circuit Malfunction Diagnosis & Fix

Learn how to diagnose and fix the P1104 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

1-2 hours

P11132012 Lexus RX 350 P1113 — Intake Air Temperature Sensor 2 Circuit Intermittent Diagnosis & Fix

Learn how to diagnose and fix the P1113 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

2-3 hours

P11222012 Lexus RX 350 P1122 — Coolant Heat Storage System Low Temperature Diagnosis & Fix

Learn how to diagnose and fix the P1122 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P11332012 Lexus RX 350 P1133 — Air Fuel Ratio Sensor Circuit Insufficient Response Diagnosis & Fix

Learn how to diagnose and fix the P1133 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

30-60 minutes

P11432012 Lexus RX 350 P1143 — Mass Air Flow Sensor 2 Circuit High Diagnosis & Fix

Learn how to diagnose and fix the P1143 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P11582012 Lexus RX 350 P1158 — Air Fuel Ratio Sensor Circuit Low Voltage (Bank 2) Diagnosis & Fix

Learn how to diagnose and fix the P1158 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P11762012 Lexus RX 350 P1176 — Fuel Injection System C Fault Diagnosis & Fix

Learn how to diagnose and fix the P1176 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

30-60 minutes

P11852012 Lexus RX 350 P1185 — Turbocharger/Supercharger Boost Sensor B Circuit Low Diagnosis & Fix

Learn how to diagnose and fix the P1185 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P11982012 Lexus RX 350 P1198 — VVT Sensor Circuit High (Bank 1) Diagnosis & Fix

Learn how to diagnose and fix the P1198 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P12072012 Lexus RX 350 P1207 — Fuel Pump Relay Control Circuit Low Diagnosis & Fix

Learn how to diagnose and fix the P1207 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

2-3 hours

P12082012 Lexus RX 350 P1208 — Fuel Pump Relay Control Circuit High Diagnosis & Fix

Learn how to diagnose and fix the P1208 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P12172012 Lexus RX 350 P1217 — Fuel Pump Feedback Circuit Range/Performance Diagnosis & Fix

Learn how to diagnose and fix the P1217 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P12262012 Lexus RX 350 P1226 — Fuel Injector Circuit Malfunction (Cylinder 2) Diagnosis & Fix

Learn how to diagnose and fix the P1226 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P12352012 Lexus RX 350 P1235 — Fuel Injector Circuit Malfunction (Cylinder 11) Diagnosis & Fix

Learn how to diagnose and fix the P1235 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

P12472012 Lexus RX 350 P1247 — Fuel High Pressure Sensor Circuit Range/Performance Diagnosis & Fix

Learn how to diagnose and fix the P1247 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

1-2 hours

P12562012 Lexus RX 350 P1256 — Fuel Injector Drive Circuit Open Diagnosis & Fix

Learn how to diagnose and fix the P1256 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P12652012 Lexus RX 350 P1265 — Fuel Pump Control Circuit Short (High Pressure) Diagnosis & Fix

Learn how to diagnose and fix the P1265 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

30-60 minutes

P12742012 Lexus RX 350 P1274 — Fuel Injector Circuit Malfunction (Cylinder 21) Diagnosis & Fix

Learn how to diagnose and fix the P1274 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

1-2 hours

P12852012 Lexus RX 350 P1285 — Fuel Rail Pressure Sensor Range/Performance Diagnosis & Fix

Learn how to diagnose and fix the P1285 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

3-4 hours

P12942012 Lexus RX 350 P1294 — Intake Manifold Runner Control Stuck (Bank 2) Diagnosis & Fix

Learn how to diagnose and fix the P1294 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Advanced

3-4 hours

U01122012 Lexus RX 350 U0112 — Lost Communication With Battery Voltage Control Module Diagnosis & Fix

Learn how to diagnose and fix the U0112 error code in your 2012 Lexus RX 350. Expert troubleshooting tips and repair guidance.

Moderate

1-2 hours