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Toyota Tacoma (2015-2018) Service Manual / Brake Control / Dynamic Control Systems / Vehicle Stability Control System(for Hydraulic Brake Booster)

Toyota Tacoma (2015-2018) Service Manual: Vehicle Stability Control System(for Hydraulic Brake Booster)

  • Parts Location
  • Precaution
  • How To Proceed With Troubleshooting
  • System Description
  • System Diagram
  • Check For Intermittent Problems
  • Calibration
  • Problem Symptoms Table
  • Test Mode Procedure
  • Terminals Of Ecu
  • Diagnosis System
  • Dtc Check / Clear
  • Fail-safe Chart
  • Freeze Frame Data
  • Data List / Active Test
  • Diagnostic Trouble Code Chart
  • Vehicle Control History
  • ABS Control System Malfunction (43)
  • Control Module Communication Bus OFF (U0073,U0100,U0114,U0123,U0124,U0126)
  • Zero Point Calibration of Yaw Rate Sensor Undone (C1210,C1336)
  • SM Solenoid Circuit (C1225-C1228,C1468,C1469,C146A,C146B)
  • Acceleration Sensor Stuck Malfunction (C1232,C1243,C1245,C1279)
  • Low Power Supply Voltage Malfunction (C1241)
  • Open Circuit in IG1/IG2 Power Source Circuit (C1242)
  • Open in Pump Motor Circuit (C1251)
  • Brake Booster Pump Motor on Time Abnormally Long (C1252)
  • Pump Motor Relay (C1253)
  • Pressure Sensor or Switch (C1254)
  • Accumulator Low Pressure (C1256)
  • Power Supply Drive Circuit (C1257)
  • Transfer L4 Position Switch Circuit (C1268)
  • Low Output Signal of Front Speed Sensor RH (Test Mode DTC) (C1271,C1272,C1401,C1402)
  • Low Output Signal of Rear Speed Sensor RH (Test Mode DTC) (C1273,C1274,C1403,C1404)
  • Abnormal Change in Output Signal of Front Speed Sensor RH (Test Mode DTC) (C1275,...,C1414)
  • Abnormal Change in Output Signal of Rear Speed Sensor RH (Test Mode DTC) (C1277,...,C1416)
  • Open in ABS Solenoid Relay Circuit (C146E,C146F)
  • ECM Communication Circuit Malfunction (C1203)
  • Center Differential Lock Position Switch (C1282)
  • Steering Angle Sensor Zero Point Malfunction (C1290)
  • Diameter of the Tire is not Uniform (C1337)
  • Downhill Assist Control Switch Malfunction (Test Mode DTC) (C1379)
  • Acceleration Sensor Power Supply Voltage Malfunction (C1381)
  • Open or Short in Front Speed Sensor RH Circuit (C1405,C1406)
  • Open or Short in Rear Speed Sensor RH Circuit (C1407,C1408)
  • Front Speed Sensor RH Performance (C1409,C1410)
  • Rear Speed Sensor RH Performance (C1411,C1412)
  • High Power Supply Voltage Malfunction (C1417)
  • Acceleration Sensor Internal Circuit (C1419,C1435)
  • Acceleration Sensor Malfunction (C1420)
  • Open in Stop Light Switch Circuit (C1425)
  • Steering Angle Sensor Power Source Voltage Malfunction (C1432)
  • Steering Angle Sensor Internal Circuit (C1433)
  • Steering Angle Sensor Output Malfunction (C1434)
  • Yaw Rate Sensor Malfunction (C1436)
  • Lost Communication with ECM (C1437)
  • Steering Angle Sensor Initialization Incomplete (C1439,C1445)
  • Steering Angle Sensor Unusual Bank Angle Detected (C1440)
  • Invalid Data Received from Deceleration Sensor (C1442,C1443)
  • Accumulator Low Pressure (C1452)
  • Master Cylinder Pressure Sensor Output Malfunction (Test Mode DTC) (C1281,...,C1458)
  • Master Cylinder Pressure Sensor Zero Point High Malfunction (C1422,C1456)
  • Reservoir Level Switch Disconnected (C1453,C1454)
  • ABS Warning Light does not Come ON
  • ABS Warning Light Remains ON
  • Crawl Indicator Light does not Come ON
  • Crawl Indicator Light Remains ON
  • Multi-terrain Select Indicator Light does not Come ON
  • Multi-terrain Select Indicator Light Remains ON
  • Brake Warning Light does not Come ON
  • Brake Warning Light Remains ON
  • TRAC OFF Indicator Light does not Come ON
  • TRAC OFF Indicator Light Remains ON
  • VSC OFF Indicator Light Remains ON
  • Slip Indicator Light Remains ON
  • VSC OFF Indicator Light does not Come ON
  • AUTO LSD Indicator Light does not Come ON
  • AUTO LSD Indicator Light Remains ON
  • Slip Indicator Light does not Come ON
  • A-TRAC Indicator Light does not Come ON
  • A-TRAC Indicator Light Remains ON
  • VSC Buzzer Circuit
Traction Off Switch
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE ROOF CONSOLE BOX ASSEMBLY (See page ) 2. REMOVE A-TRAC SWITCH (TRACTION CONTROL SWITCH) (a) Disconnect the A-TRAC ...

Parts Location
PARTS LOCATION ILLUSTRATION *A for Automatic Transmission - - *1 FRONT SPEED SENSOR LH *2 FRONT SPEED ...

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How To Proceed With Troubleshooting
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On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT HINT: Perform "Inspection After Repair" after replacing an ignition coil assembly or spark plug (See page ). PROCEDURE 1. PERFORM SPARK TEST (a) Check for DTCs (See page ). NOTICE: If any DTC is output, perform the troubleshooting p ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: The following procedures are for BD22 (w/ Differential Lock). PROCEDURE 1. INSTALL REAR DIFFERENTIAL CARRIER ASSEMBLY (a) Clean the contact surfaces of the rear differential carrier assembly and axle housing. (b) Install the rear differential carri ...

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