Toyota Tacoma (2015-2018) Service Manual: Inspection
INSPECTION
PROCEDURE
1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*a
|
Component without harness connected
(Headlight Dimmer Switch Assembly)
|
Standard Resistance:
Light Control Switch (w/o DRL OFF function)
Tester Connection
|
Switch Condition
|
Specified Condition
|
18 (T) - 15 (EL)
|
Light control switch OFF
|
10 kΩ or higher
|
19 (H) - 15 (EL)
|
10 kΩ or higher
|
18 (T) - 15 (EL)
|
Light control switch in tail position
|
Below 1 Ω
|
18 (T) - 15 (EL)
|
Light control switch in head position
|
Below 1 Ω
|
19 (H) - 15 (EL)
|
Below 1 Ω
|
Light Control Switch (w/ DRL OFF function)
Tester Connection
|
Switch Condition
|
Specified Condition
|
18 (T) - 15 (EL)
|
Light control switch DRL-OFF
|
10 kΩ or higher
|
19 (H) - 15 (EL)
|
10 kΩ or higher
|
20 (A) - 15 (EL)
|
10 kΩ or higher
|
18 (T) - 15 (EL)
|
Light control switch in tail position
|
Below 1 Ω
|
18 (T) - 15 (EL)
|
Light control switch in head position
|
Below 1 Ω
|
19 (H) - 15 (EL)
|
Below 1 Ω
|
20 (A) - 15 (EL)
|
Light control switch in AUTO position
|
Below 1 Ω
|
20 (A) - 15 (EL)
|
Light control switch in DRL position
|
Below 1 Ω
|
Dimmer Switch
Tester Connection
|
Switch Condition
|
Specified Condition
|
16 (HL) - 15 (EL)
|
Dimmer switch in low position
|
Below 1 Ω
|
14 (HU) - 15 (EL)
|
10 kΩ or higher
|
14 (HU) - 15 (EL)
|
Dimmer switch in high position
|
Below 1 Ω
|
14 (HU) - 15 (EL)
|
Dimmer switch in high flash position
|
Below 1 Ω
|
17 (HF) - 15 (EL)
|
Below 1 Ω
|
Turn Signal Switch
Tester Connection
|
Switch Condition
|
Specified Condition
|
12 (TR) - 15 (EL)
|
Neutral
|
10 kΩ or higher
|
11 (TL) - 15 (EL)
|
10 kΩ or higher
|
13 (CR) - 15 (EL)
|
10 kΩ or higher
|
12 (TR) - 15 (EL)
|
Right turn
|
Below 1 Ω
|
13 (CR) - 15 (EL)
|
Right turn fully
|
Below 1 Ω
|
11 (TL) - 15 (EL)
|
Left turn
|
Below 1 Ω
|
13 (CR) - 15 (EL)
|
Left turn fully
|
Below 1 Ω
|
Fog Light Switch
Tester Connection
|
Switch Condition
|
Specified Condition
|
9 (BFG) - 8 (LFG)
|
Fog light switch off
|
10 kΩ or higher
|
9 (BFG) - 8 (LFG)
|
Fog light switch in front position
|
Below 1 Ω
|
If the result is not as specified, replace the headlight dimmer switch
assembly.
|
|
REMOVAL
PROCEDURE
1. REMOVE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY
(See page )
2. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY
3. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Disconnect ...
INSTALLATION
PROCEDURE
1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Engage the 3 claws to install the headlight dimmer switch assembly.
(b) Connect the connector.
2. INSTALL WINDSHIELD WIPER S ...
Other materials:
Transfer L4 Position Switch Circuit (C1268)
DESCRIPTION
A-TRAC is activated if wheel skid is detected while the transfer is in the L4
position.
DTC Code
DTC Detecting Condition
Trouble Areas
C1268
L4 detection switch signal input to skid control ECU (master cylinder
solenoid ...
Cooling System
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FOR COOLANT LEAK
CAUTION:
Do not remove the radiator cap sub-assembly, cylinder block drain cock plug or
radiator drain cock plug while the engine and radiator assembly are still hot. Pressurized,
hot engine coolant and stea ...
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 TO WORKSHOP
NEXT
...