Toyota Tacoma (2015-2018) Service Manual: Dtc Check / Clear
DTC CHECK / CLEAR
1. DTC CHECK
HINT:
- When DTC B1650/23 is detected as a result of troubleshooting for the airbag system, troubleshoot the occupant classification system.
- Use the Techstream to read and clear DTCs, otherwise the DTCs cannot be read and cleared.
(a) Check for DTCs.
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to the on position.
(3) Check for DTCs by following the prompts on the Techstream screen.
HINT:
Refer to the Techstream operator's manual for further details.
(b) Clear the DTCs.
(1) Connect the Techstream to the DLC3.
(2) Turn the ignition switch to the on position.
(3) Clear the DTCs by following the prompts on the Techstream screen.
HINT:
Refer to the Techstream operator's manual for further details.
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) The vehicle's ECU uses the ISO 9141-2 for communication protocol. The terminal
arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 fo ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Proceed to the troubleshooting for each circuit in the table below.
Symptom
Suspected Area
See page
Passenger seat occ ...
Other materials:
Replacement
REPLACEMENT
PROCEDURE
1. REPLACE STRAIGHT PIN
NOTICE:
It is not necessary to remove the straight pin unless it is being replaced.
(a) Using a plastic-faced hammer, tap in new straight pins to the cylinder block.
Text in Illustration
*A
Front Side
*B
...
Operation Check
OPERATION CHECK
1. CHECK WINDOW LOCK FUNCTION
(a) Turn the ignition switch ON.
(b) Press the window lock switch of the power window regulator master switch
assembly.
HINT:
The illumination (LED) built into the switch knob of each seat does not turn
off.
(c) Check that the power window fo ...
Open in ABS Solenoid Relay Circuit (C146E,C146F)
DESCRIPTION
The ABS solenoid relay supplies power to the ABS solenoid and TRAC solenoid.
The solenoid relay is turned on 1.5 seconds after the ignition switch is turned
ON, and is turned off if an open or short in the solenoid is detected by the self
diagnosis performed when the engine starts ...
