Toyota Tacoma (2015-2018) Service Manual: Indicator Circuit
DESCRIPTION
The forward recognition camera sends indicator illumination request signals to the combination meter assembly via CAN communication.
CAUTION / NOTICE / HINT
NOTICE:
When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
PROCEDURE
|
1. |
READ VALUE USING TECHSTREAM (CAN BUS CHECK) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: System Select / CAN Bus Check.
|
Result |
Proceed to |
|---|---|
|
All of the ECUs and sensors that are currently connected to the CAN communication system are displayed. |
A |
|
None of the ECUs and sensors that are currently connected to the CAN communication system are displayed, or some of them are not displayed. |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
|
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|
2. |
CHECK DTC (HEALTH CHECK) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: System Select / Health Check.
(e) Check DTCs.
|
Result |
Proceed to |
|---|---|
|
No DTCs are output. |
A |
|
DTCs are output. |
B |
| B | |
GO TO DTC CHART |
|
|
3. |
PERFORM ACTIVE TEST USING TECHSTREAM (METER DISPLAY 1) |
(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 / Combination Meter / Active Test.
(e) According to the display on the Techstream, perform the Active Test.
|
Tester Display |
Measurement Item |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Meter Display 1 |
Multi-information display |
ALL or OFF |
Perform the test with the vehicle stopped and engine idling |
|
Result |
Proceed to |
|---|---|
|
The multi-information display in the combination meter assembly turns on or off according to the operation of the Active Test. |
A |
|
The multi-information display in the combination meter assembly does not turn on or off according to the operation of the Active Test. |
B |
| B | |
GO TO METER / GAUGE SYSTEM |
|
|
4. |
READ VALUE USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / LKA/LDA / Data List.
(e) Read the Data List according to the display on the Techstream.
|
Tester Display |
Measurement Item |
Range |
Normal Condition |
Diagnostic Note |
|---|---|---|---|---|
|
LDA Control |
Control status of lane departure alert system |
Prohibit or Permit |
Prohibit: Control prohibited Permit: Control permitted |
- |
|
Result |
Proceed to |
|---|---|
|
The lane departure alert indicator illuminates and turns on according to the operation of the lane departure alert main switch |
A |
|
The lane departure alert indicator does not illuminate but the Data List item LDA Control changes according to the operation of the lane departure alert main switch |
B |
|
The lane departure alert indicator does not illuminate and the Data List item LDA Control does not change according to the operation of the lane departure alert main switch |
C |
| A | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| B | |
REPLACE COMBINATION METER ASSEMBLY |
| C | |
REPLACE FORWARD RECOGNITION CAMERA |
Steering Pad Switch Circuit
DESCRIPTION
The forward recognition camera receives a lane departure alert switch signal
from the steering pad switch assembly.
WIRING DIAGRAM
for 2TR-FE
for 2GR-FKS
CAUTION / NOTICE / HINT ...
Power Source Circuit
DESCRIPTION
This circuit provides power to operate the forward recognition camera.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before pe ...
Other materials:
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK FUEL PUMP OPERATION AND INSPECT FOR FUEL LEAK
(a) Connect the Techstream to the DLC3.
(1) Turn the ignition switch to ON.
NOTICE:
Do not start the engine.
(2) Turn the Techstream on.
(3) Enter the following menus: Powertrain / Engine / Active Test / C ...
Transfer Case Rear Oil Seal
Components
COMPONENTS
ILLUSTRATION
Replacement
REPLACEMENT
PROCEDURE
1. DRAIN TRANSFER OIL
2. REMOVE PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY
(See page )
3. REMOVE OUTPUT SHAFT COMPANION FLANGE SUB-ASSEMBLY
4. REMOVE TRANSFER EXTENSION HOUSING TYPE T OIL SEAL
( ...
Definition Of Terms
DEFINITION OF TERMS
Term
Definition
Monitor Description
Description of what the ECM monitors and how it detects malfunctions
(monitoring purpose and details).
Related DTCs
A group of diagnostic trouble codes that are ...
