Toyota Tacoma (2015-2018) Service Manual: Problem Symptoms Table

Toyota Tacoma (2015-2018) Service Manual / Steering Column / Steering Lock System / 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.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Steering Lock System

Symptom	Suspected Area	See page
Steering lock does not lock	Refer to "Steering Lock does not Lock"
Steering does not unlock (engine cannot be started)	Refer to "Unable to Unlock Steering Wheel (Engine cannot Start)"

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedures to troubleshoot the steering lock system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT ...

Diagnosis System

DIAGNOSIS SYSTEM 1. DESCRIPTION (a) The steering lock ECU (steering lock actuator or UPR bracket assembly) stores DTCs when a malfunction occurs in the system. These DTCs can be confirmed by using ...

Other materials:

Reassembly
REASSEMBLY CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. PROCEDURE 1. INSTALL SEPARATE TYPE REAR SEATBACK COVER (a) Using hog ring pliers, install the separate type rear seatback cover with 2 new hog rings. Text in Il ...

Installation
INSTALLATION PROCEDURE 1. INSTALL CHILD RESTRAINT SEAT ANCHOR BRACKET SUB-ASSEMBLY HINT: Use the same procedure for the side. (a) Install the child restraint seat anchor bracket sub-assembly with the 2 bolts. Torque: 30 N·m {306 kgf·cm, 22 ft·lbf} (b) Reinstall the floor carpet. 2. INST ...

Four Wheel Drive (4WD) Range Signal Circuit Range / Performance (P279E)
DESCRIPTION When the transfer position switch is switched, the 2-4 terminal and LO terminal change to one of the following ON/OFF combinations listed in the table below. Terminal 2WD Between 2WD and H4 H4 Between H4 and L4 L4 ...