Toyota Tacoma (2015-2018) Service Manual: Headlight Dimmer Switch
Headlight Dimmer Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT HEADLIGHT DIMMER RELAY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard:
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Components
COMPONENTS
ILLUSTRATION
...
Other materials:
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK AND MAIN BODY ECU (MULTIPLEX NETWORK BODY
ECU)
(a) Disconnect the MB main body ECU (multiplex network body ECU) connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Steering Lock System
DTC Code
Detection Item
See page
B2781
Open / Short in Steering Lock ECU
B2782
Power Source Control ECU Malfunction
...
Parts Location
PARTS LOCATION
ILLUSTRATION
*1
FUEL TANK CAP ASSEMBLY
*2
CHARCOAL CANISTER ASSEMBLY
*3
CHARCOAL CANISTER LEAK DETECTION PUMP SUB-ASSEMBLY
*4
PCV VALVE
*5
PURGE VSV
...
