Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Glass Position Initialization Incomplete (B2313)

DESCRIPTION

The power window regulator motor assembly is operated by the power window regulator master switch assembly or power window regulator switch assembly. The power window regulator motor assembly has motor, regulator and ECU functions.

When the ECU determines that the power window regulator motor assembly has not been initialized, DTC B2313 is set.

HINT:

DTC B2313 can be stored in each power window regulator motor assembly (power window ECU).

D-Door Motor (Front Power Window Regulator Motor Assembly LH)

DTC No.

DTC Detection Condition

Trouble Area

B2313

  • Power window regulator motor assembly not initialized
  • Power window regulator motor assembly malfunctions
  • Front power window regulator motor assembly LH not initialized
  • Front power window regulator motor assembly LH
P-Door Motor (Front Power Window Regulator Motor Assembly RH)

DTC No.

DTC Detection Condition

Trouble Area

B2313

  • Power window regulator motor assembly not initialized
  • Power window regulator motor assembly malfunctions
  • Front power window regulator motor assembly RH not initialized
  • Front power window regulator motor assembly RH

CAUTION / NOTICE / HINT

NOTICE:

  • DTC B2313 is stored in each power window regulator motor assembly.
  • If the battery is disconnected while the ignition switch is on (IG), DTC B2313 is stored.
  • If a power window regulator motor assembly has been replaced with a new one, initialize the power window control system (See page The power window control system uses the LIN communication system. Inspect ).
  • The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly (See page ).

PROCEDURE

1.

PERFORM INITIALIZATION (APPLICABLE LOCATION)

(a) Turn the ignition switch to ON.

(b) Initialize the power window regulator motor assembly (See page HINT: ).

HINT:

Initialize the power window regulator motor assembly that has DTC B2313 stored in its ECU.

NEXT

2.

CHECK DTC OUTPUT

(a) Turn the ignition switch off.

(b) Wait for at least 10 seconds, and then turn the ignition switch to ON.

(c) Check for DTCs (See page HINT: ).

HINT:

Check for DTCs for the power window regulator motor assembly that has DTC B2313 stored in its ECU.

OK:

B2313 output does not recur.

Result

Result

Proceed to

OK

A

NG (Driver side power window)

B

NG (Front passenger side power window)

C

A

END (POWER WINDOW CONTROL SYSTEM HAS NOT BEEN INITIALIZED)

B

REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

C

REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH

Power Window Switch Malfunction (B2312)
DESCRIPTION The power window regulator motor assembly is operated by the power window regulator master switch assembly or power window regulator switch assembly. The power window regulator motor ...

Driver Side Power Window does not Operate with Power Window Master Switch
DESCRIPTION When the engine is running or the ignition switch is ON, the front power window regulator motor assembly LH is operated by the power window regulator master switch assembly. The front ...

Other materials:

Precaution
PRECAUTION 1. Check that the battery cables are connected to the correct terminals. 2. Disconnect the battery cables when the battery is given a quick charge. 3. Do not perform tests with a high voltage insulation resistance tester. 4. Never disconnect the battery while the engine is running. 5 ...

Check Bus 3 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 6 (CA3H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 21 (CA3L) of the central gateway ECU (network gateway ECU) and ...

Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for both the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. REMOVE NO. 1 HEADLIGHT BULB (a) Turn the No. 1 headlight bulb in the direction indicated by the arrow i ...

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