Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Fail-safe Chart

FAIL-SAFE CHART

1. PULSE FAILURE OR DISPLACEMENT OF NON-DETECTION RANGE TO THE OPENING DIRECTION

(a) If the pulse sensor built into the power window regulator motor malfunctions, the power window control system enters fail-safe mode.

Power Window Regulator Master Switch Assembly, Front Power Window Regulator Switch Assembly RH

Power Window Operation

Condition

Ignition switch ON

Ignition switch off

(Key-off operation permitted)

Ignition switch off

(Key-off operation prohibited)

Manual up (Switch on the door)

X

-

Manual down (Switch on the door)

X

-

Auto up (Switch on the door)

X

X

-

Auto down (Switch on the door)

X

X

-

Manual up (Remote switch operation)

X

X

-

Manual down (Remote switch operation)

X

X

-

Auto up (Remote switch operation)

X

X

-

Auto down (Remote switch operation)

X

X

-

HINT:

  • ●: Operates permitted w/ jam protection/catch protection
  • ▲: Operates permitted w/o jam protection/catch protection
  • X: Operation prohibited
Fail-safe deactivation condition
  • When the pulse sensor is normal, to deactivate fail-safe mode, pull up the power window switch to the auto up position and hold it for at least 1 second to fully close the window from the fully open position. As a result, the auto up/down function will return.

2. INITIAL FAILURE

(a) During initialization, when the window position or initialization complete status cannot be properly read from the non-volatile memory, the following power window operations are prohibited.

Power Window Regulator Master Switch Assembly, Front Power Window Regulator Switch Assembly RH

Power Window Operation

Condition

Ignition switch ON

Ignition switch off

(Key-off operation permitted)

Ignition switch off

(Key-off operation prohibited)

Manual up (Switch on the door)

X

-

Manual down (Switch on the door)

X

-

Auto up (Switch on the door)

X

X

-

Auto down (Switch on the door)

X

X

-

Manual up (Remote switch operation)

X

X

-

Manual down (Remote switch operation)

X

X

-

Auto up (Remote switch operation)

X

X

-

Auto down (Remote switch operation)

X

X

-

  • ●: Operates permitted w/ jam protection/catch protection
  • ▲: Operates permitted w/o jam protection/catch protection
  • X: Operation prohibited
Fail-safe deactivation condition
  • Perform initialization (See page ).

3. LIN COMMUNICATION FAILURE

(a) If the LIN communication line is malfunctioning (communication stop), the power window control system prohibits operation as follows. (Operation is only possible using the power window switch of each seat.)

Power Window Regulator Master Switch Assembly

Power Window Operation

Condition

Always

Manual up

Manual down

Auto up

-

Auto down

-

Front Power Window Regulator Switch Assembly RH

Power Window Operation

Condition

Always

Manual up

Manual down

Auto up

Auto down

  • ●: Operates permitted w/ jam protection/catch protection
  • ▲: Operates permitted w/o jam protection/catch protection
  • X: Operation prohibited
Fail-safe deactivation condition
  • Check LIN communication system (See page ).

4. PULSE FAILURE AND LIN COMMUNICATION FAILURE

(a) If the LIN communication line is malfunctioning (communication stop) and the pulse sensor is malfunctioning, the following power window operations are prohibited.

Power Window Regulator Master Switch Assembly

Power Window Operation

Condition

Always

Manual up

X

Manual down

X

Auto up

X

Auto down

X

Front Power Window Regulator Switch Assembly RH

Power Window Operation

Condition

Always

Manual up

X

Manual down

X

Auto up

X

Auto down

X

  • ●: Operates permitted w/ jam protection/catch protection
  • ▲: Operates permitted w/o jam protection/catch protection
  • X: Operation prohibited

5. DISPLACEMENT OF NON-DETECTION RANGE TO THE OPENING DIRECTION AND LIN COMMUNICATION FAILURE / INITIAL FAILURE AND LIN COMMUNICATION FAILURE

(a) If the LIN communication line is malfunctioning and the window position and learned value are abnormal, or the LIN communication line is malfunctioning and the window position or initialization complete status cannot be properly read from the non-volatile memory during initialization, the following power window operations are prohibited.

Multiplex Network Master Switch Assembly

Power Window Operation

Condition

Always

Manual up

Manual down

Auto up

-

Auto down

-

Front Power Window Regulator Switch Assembly RH, Rear Power Window Regulator Switch Assembly LH/RH

Power Window Operation

Condition

Always

Manual up

Manual down

Auto up

X

Auto down

X

  • ●: Operates permitted w/ jam protection/catch protection
  • ▲: Operates permitted w/o jam protection/catch protection
  • X: Operation prohibited
Diagnostic Trouble Code Chart
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Power Window Motor Malfunction (B2311)
DESCRIPTION The power window regulator motor assemblies are operated by the power window regulator master switch assembly, front power window regulator switch assembly RH. The power window regula ...

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