Toyota Tundra (2015 year). Manual — part 2217
Last Modified: 9-16-2014
6.6 D
Doc ID: RM0000030L8016X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTEM: OPERATION CHECK; 2015 MY Tundra
[08/2014 - ]
OPERATION CHECK
1. CHECK WINDSHIELD DEICER OPERATION
(a) Turn the ignition switch ON.
(b) Check that pressing the air conditioning control assembly (windshield deicer switch) illuminates the
indicator and warms the front windshield surface.
(c) Check that after approximately 15 minutes, the indicator light turns off and the windshield deicer
deactivates.
WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTE...
Last Modified: 9-16-2014
6.6 T
Doc ID: RM000002ZCA04IX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTEM: PROBLEM SYMPTOMS TABLE; 2015 MY
Tundra [08/2014 - ]
PROBLEM SYMPTOMS TABLE
HINT:
Windshield Deicer System
SYMPTOM
SUSPECTED AREA
SEE PAGE
Windshield deicer system does not operate
Proceed to "Windshield Deicer does not Operate"
WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTEM...
Last Modified: 9-16-2014
6.6 U
Doc ID: RM000002ZC903QX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTEM: TERMINALS OF ECU; 2015 MY Tundra
[08/2014 - ]
TERMINALS OF ECU
1. CHECK AIR CONDITIONING AMPLIFIER
(a) Disconnect the J19 air conditioning amplifier connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.
TERMINAL NO.
(SYMBOLS)
WIRING COLOR
TERMINAL
DESCRIPTION
CONDITION
SPECIFIED
CONDITION
J19-1 (IG+) - J19-14
(GND)
P - W-B
Ignition power supply
Ignition switch
ON
11 to 14 V
Ignition switch
OFF
Below 1 V
J19-21 (B) - J19-14
(GND)
BR - W-B
Battery power source
Always
11 to 14 V
J19-37 (LIN1) - J19-14
(GND)
SB - W-B
LIN communication
signal
Ignition switch
ON
Pulse generation
J19-14 (GND) - Body
ground
W-B - Body
ground
Ground
Always
Below 1 Ω
(c) Reconnect the J19 air conditioning amplifier connector.
(d) Measure the voltage according to the value(s) in the table below.
TERMINAL NO.
(SYMBOLS)
WIRING
COLOR
TERMINAL
DESCRIPTION
CONDITION
SPECIFIED
CONDITION
J19-40 (D) - J19-14
(GND)
GR - W-B
Deicer relay
Ignition switch ON, windshield
deicer switch off
11 to 14 V
Ignition switch ON, windshield
deicer switch on
Below 1 V
2. CHECK AIR CONDITIONING CONTROL ASSEMBLY
WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTE...
(a) Disconnect the J127 air conditioning control assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
TERMINAL NO.
(SYMBOLS)
WIRING COLOR
TERMINAL
DESCRIPTION
CONDITION
SPECIFIED
CONDITION
J127-4 (IG+) - J127-5
(GND)
SB - W-B
Ignition power supply
Ignition switch
ON
11 to 14 V
Ignition switch
OFF
Below 1 V
J127-5 (GND) - Body
ground
W-B - Body
ground
Ground
Always
Below 1 Ω
J127-7 (STX) - J127-5
(GND)
SB - W-B
LIN communication
signal
Ignition switch
ON
Pulse generation
WINDSHIELD / WINDOWGLASS: WINDSHIELD DEICER SYSTE...
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