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Toyota Tacoma (2015-2018) Service Manual / Introduction / How To Troubleshoot Ecu Controlled Systems

Toyota Tacoma (2015-2018) Service Manual: How To Troubleshoot Ecu Controlled Systems

  • General Information
  • How To Proceed With Troubleshooting
  • Electronic Circuit Inspection Procedure
Introduction
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General Information
GENERAL INFORMATION A large number of ECU controlled systems are used in the TOYOTA TACOMA. In general, ECU controlled systems are considered to be very intricate, requiring a high lev ...

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Inspection
INSPECTION PROCEDURE 1. INSPECT GENERATOR BRUSH HOLDER ASSEMBLY (a) Using a vernier caliper, measure the brush length. Text in Illustration *a Length Standard exposed length: 9.5 to 11.5 mm (0.374 to 0.453 in.) Minimum ex ...

Open in Bus 3 Main Bus Line
DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Detection Item Trouble Area Resistance between term ...

Removal
REMOVAL CAUTION / NOTICE / HINT CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing (See page ). HINT: Use the same procedure for both the RH and LH sides. The procedure describe ...

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