Toyota Tacoma (2015-2018) Service Manual: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page .gif)
).
3. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard voltage:
11 to 14 V
- If the voltage is below 11 V, recharge or replace the battery.
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any p ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. 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: Body Electrical / Sliding Roo ...
Other materials:
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) When troubleshooting a vehicle with a diagnosis system, the only difference
from the usual troubleshooting procedure is connecting the Techstream to the vehicle
and reading various data output from the clearance warning ECU assembly.
The clearance warning E ...
Disassembly
DISASSEMBLY
PROCEDURE
1. INSPECT FRONT PROPELLER SHAFT UNIVERSAL JOINT SPIDER BEARING
(a) Check the spider bearings for wear and damage.
(b) Check each spider bearing's axial play by turning the yoke while holding
the shaft tightly.
Maximum bearing axial play:
0 to 0.05 mm (0 to 0.002 i ...
Open in Stop Light Switch Circuit (C1425)
DESCRIPTION
The skid control ECU (master cylinder solenoid) inputs stop light switch signals
and the brake operation condition.
The skid control ECU (master cylinder solenoid) has an open detection circuit,
which outputs this DTC when detecting an open circuit in the stop light input line
or ...
