Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Entire System

Symptom

Suspected Area

See page

System does not operate at all

(both the blind spot monitor function and rear cross traffic alert function do not operate)

Proceed to "Power Source Circuit"

Proceed to "Main Switch Circuit"

Blind spot monitor sensor LH

System cannot be turned off

Proceed to "Main Switch Circuit"

Blind spot monitor sensor LH

"BSM not available" or "Check BSM system" is displayed on the multi-information display

Check abnormality history

Blind spot monitor sensor RH

Blind spot monitor sensor LH

Combination meter assembly

"Check BSM system" is displayed on the multi-information display

Check abnormality history

Blind spot monitor sensor RH

Blind spot monitor sensor LH

Blind Spot Monitor Function

Symptom

Suspected Area

See page

Outer rear view mirror indicator RH does not illuminate

Proceed to "Blind Spot Monitor Beam Axis Confirmation"

Outer rear view mirror RH (blind spot monitor indicator RH)

Outer rear view mirror assembly RH

Blind spot monitor sensor RH

Outer rear view mirror indicator LH does not illuminate

Proceed to "Blind Spot Monitor Beam Axis Confirmation"

Outer rear view mirror LH (blind spot monitor indicator LH)

Outer rear view mirror assembly LH

Blind spot monitor sensor LH

Outer rear view mirror indicator RH remains illuminated

Proceed to "Blind Spot Monitor Beam Axis Confirmation"

Blind spot monitor sensor RH

Outer rear view mirror indicator LH remains illuminated

Proceed to "Blind Spot Monitor Beam Axis Confirmation"

Blind spot monitor sensor LH

Outer rear view mirror indicator RH does not flash

Proceed to "Turn Signal Light" in Problem Symptoms Table for the Lighting section

Blind spot monitor sensor RH

Outer rear view mirror indicator LH does not flash

Proceed to "Turn Signal Light" in Problem Symptoms Table for the Lighting section

Blind spot monitor sensor LH

Outer rear view mirror indicator RH continues to flash

Blind spot monitor sensor RH

Outer rear view mirror indicator LH continues to flash

Blind spot monitor sensor LH

Rear Cross Traffic Alert Function

Symptom

Suspected Area

See page

Function does not operate at all

(the blind spot monitor function operates normally)

Data List / Active Test (Reverse)

Automatic transmission system (for AC60F (for 2GR-FKS))

Automatic transmission system (for AC60F (for 2TR-FE))

Automatic transmission system (for AC60E (for 2GR-FKS))

Automatic transmission system (for AC60E (for 2TR-FE))

Back-up light switch (for RC62F)

Blind spot monitor sensor LH

Operation Check
OPERATION CHECK 1. BLIND SPOT MONITOR BEAM AXIS INSPECTION (a) Procedure to enter Test Mode (1) Connect the Techstream to the DLC3. (2) Turn the ignition switch to ON. (3) Turn the blind spot mon ...

Terminals Of Ecu
TERMINALS OF ECU 1. BLIND SPOT MONITOR SENSOR LH (MASTER) Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Cond ...

Other materials:

Steering Lock Position Signal Circuit Malfunction (B2285)
DESCRIPTION This DTC is stored when the steering lock position signal sent by the steering lock ECU (steering lock actuator or upr bracket assembly) via direct line and the steering lock position signal sent via LIN communication do not match. HINT: When the cable is disconnected and reconnec ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK 4 WHEEL DRIVE CONTROL ECU Text in Illustration *a Component with harness connected (4 Wheel Drive Control ECU) - - (a) Measure the resistance and voltage according to the value(s) in the table below. ...

System Description
SYSTEM DESCRIPTION 1. FRONT PASSENGER OCCUPANT CLASSIFICATION SYSTEM (a) General Description (1) The front passenger occupant detection ECU determines whether the front passenger seat is occupied by an adult or child (with child seat) or is unoccupied, based on the load that is applied to the ...

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