2004 Toyota RAV4
Mileage
160,585
Service Date
5/1/2025
Services Performed
- CONFIRMED CUSTOMER CONCERN REGARDING ABS AND TRACTION CONTROL WARNING LIGHTS ILLUMINATED ON THE DASH. CONNECTED SCAN TOOL AND RETRIEVED THE FOLLOWING STORED TROUBLE CODES FROM THE ABS CONTROL SYSTEM: C0210 – RIGHT REAR WHEEL SPEED SENSOR SIGNAL MALFUNCTION C1246 – MASTER CYLINDER PRESSURE SENSOR MALFUNCTION C1223 – ABS CONTROL SYSTEM MALFUNCTION PERFORMED VISUAL INSPECTION AND ELECTRICAL TESTING OF ASSOCIATED SENSORS, WIRING, AND CONNECTORS—ALL COMPONENTS TESTED WITHIN SPECIFICATIONS. THE PRESENCE OF MULTIPLE INTERNAL FAULT CODES, PARTICULARLY C1246 AND C1223, INDICATES A FAILURE WITHIN THE ABS CONTROL MODULE ITSELF. AT THIS POINT, THE ABS UNIT IS DETERMINED TO BE FAULTY AND WILL REQUIRE REPLACEMENT TO RESTORE PROPER ABS AND TRACTION CONTROL FUNCTIONALITY.
- REMOVE ALL NECESSARY COMPONENTS TO GAIN ACCESS TO THE ABS CONTROL UNIT. CAREFULLY DISCONNECT ELECTRICAL CONNECTORS AND BRAKE LINES FROM THE UNIT, TAKING PROPER PRECAUTIONS TO AVOID CONTAMINATION OR DAMAGE. REMOVE THE FAULTY ABS UNIT AND INSTALL A NEW OR REPLACEMENT UNIT. TORQUE ALL CONNECTIONS TO MANUFACTURER SPECIFICATIONS. ONCE INSTALLED, BLEED THE ENTIRE BRAKE SYSTEM TO REMOVE ANY AIR FROM THE LINES AND ENSURE PROPER BRAKE PEDAL FEEL. VERIFY FUNCTIONALITY OF THE ABS SYSTEM THROUGH A TEST DRIVE AND CONFIRM THAT WARNING LIGHTS ARE NO LONGER PRESENT.
- AFTER INSTALLATION OF THE NEW ABS UNIT, A SYSTEM RELEARN PROCEDURE WAS PERFORMED USING A SCAN TOOL TO ENSURE THE MODULE IS PROPERLY SYNCHRONIZED WITH THE VEHICLE'S ELECTRONIC CONTROL SYSTEMS. THIS PROCESS IS NECESSARY TO CLEAR ANY STORED FAULT CODES, CALIBRATE SENSORS, AND RESTORE FULL FUNCTIONALITY TO THE ABS, TRACTION CONTROL, AND STABILITY SYSTEMS.
MARK D. gave our service a 5 star review on 5/1/2025
