Toyota Tacoma (2015-2018) Service Manual: Operation Check
OPERATION CHECK
1. CHECK REMOTE CONTROL MIRROR FUNCTION
(a) Turn the ignition switch to ON.
(b) With L on the mirror select switch selected, check that the outer rear view mirror assembly LH surface moves up, down, left and right normally.
(c) With R on the mirror select switch selected, check that the outer rear view mirror assembly RH surface moves up, down, left and right normally.
2. CHECK MIRROR HEATER FUNCTION
(a) Turn the ignition switch to ON.
(b) Check that pressing the mirror heater switch illuminates the indicator and warms the mirror surfaces.
(c) Check that after approximately 15 minutes, the indicator light turns off and the mirror heater deactivates.
HINT:
There is a timer extension function which can operate the mirror heater system for up to an additional 45 minutes.
System Diagram
SYSTEM DIAGRAM
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Other materials:
PTC Heater Circuit
DESCRIPTION
PTC HTR heater relays are closed in accordance with signals from the air conditioning
amplifier assembly and power is supplied to the quick heater assembly installed
on the radiator heater unit.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits rela ...
Fail-safe Chart
FAIL-SAFE CHART
1. PULSE FAILURE OR DISPLACEMENT OF NON-DETECTION RANGE TO THE OPENING DIRECTION
(a) If the pulse sensor built into the power window regulator motor malfunctions,
the power window control system enters fail-safe mode.
Power Window Regulator Master Switch Assembly, Front Power Wi ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE ROOM LIGHT BRACKET
(a) Disengage the guide to remove the room light bracket.
2. REMOVE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY
(a) Remove the 2 bolts and sliding roof drive gear sub-assembly.
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