Toyota Tacoma (2015-2018) Service Manual: Towing Tail Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT TOWING TAIL RELAY
(a) Check the resistance.
(1) Using an ohmmeter, measure the resistance between the terminals.
Standard:
|
Tester Connection |
Specified Condition |
|---|---|
|
3-5 |
10 kΩ or higher |
|
3-5 |
Below 1 Ω (When battery voltage applied to terminals 1 and 2) |
If the result is not as specified, replace the towing tail relay.
Stop Light Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT STOP LIGHT SWITCH
(a) Check the resistance.
(1) Measure the resistance using an ohmmeter, and check the re ...
Trailer Socket
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE TRAILER SOCKET
(a) Disconnect the connector.
(b) Di ...
Other materials:
Brake Switch "A" Circuit Open (P057113)
DESCRIPTION
When the brakes are applied by the dynamic radar cruise control system, the skid
control ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2
operates the stop light switch assembly (stop light relay) to illuminate the stop
lights.
If the ECM receives ...
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE OPERATION AND DEACTIVATION CONDITION
DIFFERENTIAL SYSTEM (w/ Differential Lock)
DTC No.
Fail-safe Operation
Fail-safe Deactivation Condition
U0122
All switching prohibited
When rear differential is locked ...
Interior Illumination Light
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE INSTRUMENT PANEL LOWER CENTER FINISH PANEL
(See page )
2. REMOVE NO. 1 INTERIOR ILLUMINATION LIGHT ASSEMBLY
(a) Turn the No. 1 interior illumination light assembly in the direction
indicated by the ...
