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:
Pressure Sensor or Switch (C1254)
DESCRIPTION
The accumulator pressure sensor is connected to the skid control ECU in the master
cylinder solenoid.
DTC No.
DTC Detecting Condition
Trouble Areas
C1254
Accumulator pressure sensor fault
(Fluid pressure does not chang ...
Ignition Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE LOWER STEERING COLUMN COVER
(a) Remove the 2 screws.
(b) Disengage the 2 claws and remove the lower steering column cover.
2. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY
(a) Disconnect the connector.
(b) Disen ...
Pressure Control Solenoid "D" Circuit Open (P271313)
DESCRIPTION
Refer to the system description for DTC P27137F (See page
).
DTC No.
DTC Detection Condition
Trouble Area
SAE
P271313
Open or short is detected in shift solenoid valve SLT circuit for 1 second
or more while d ...