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:
Utility
UTILITY
NOTICE:
If the forward recognition camera has been replaced due to a malfunction in the
lane departure alert system, be sure to perform Recognition Camera/Target Position
Memory and Optical Axis Learning. Otherwise all systems that use the forward recognition
camera may be affected.
...
Open in Bus 5 Main Bus Line
DESCRIPTION
There may be an open circuit in one of the CAN main bus lines when the resistance
between terminals 15 (CA5H) and 16 (CA5L) of the central gateway ECU (network gateway
ECU) is 70 Ω or higher.
Detection Item
Trouble Area
Resistance between ter ...
Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Radar Cruise 1*1 / Trouble Codes.
(e) Enter the following menus: Powertrain / Radar Cruise 2*2 / Trouble Codes.
(f) C ...
