Toyota Tundra (2015 year). Manual — part 2101
INSPECTION PROCEDURE
PROCEDURE
1.
READ VALUE USING TECHSTREAM (HEADLIGHT DIMMER SWITCH)
(a) Operate the Techstream according to the display and select the "Data List".
LIGHTING: LIGHTING SYSTEM: Light Control Switch Circuit; 201...
Main Body
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
Dimmer SW
Dimmer switch signal / ON or OFF
ON: Dimmer switch on
OFF: Dimmer switch off
-
Passing Light SW
Passing light switch signal / ON or OFF
ON: Passing light switch on
OFF: Passing light switch off
-
Front Fog Light SW*
Front fog light switch signal / ON or
OFF
ON: Front fog light switch on
OFF: Front fog light switch
off
-
Auto Light SW
Auto light switch signal / ON or OFF
ON: Auto light switch on
OFF: Auto light switch off
-
Head Light SW
(Head)
Headlight switch signal / ON or OFF
ON: Headlight switch on
OFF: Headlight switch off
-
Head Light SW (Tail) Taillight switch signal / ON or OFF
ON: Taillight switch on
OFF: Taillight switch off
-
*: w/ Fog Light
OK:
When combination light switch operation is performed, the result will be the same as above.
NG
GO TO STEP 2
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN
IN PROBLEM SYMPTOMS TABLE
2.
INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY
LIGHTING: LIGHTING SYSTEM: Light Control Switch Circuit; 201...
OK
(a) Remove the headlight dimmer switch
.
(b) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER
CONNECTION
SWITCH CONDITION
SPECIFIED
CONDITION
18 (T) - 12 (EL)
Light control switch
TAIL
Below 1 Ω
Light control switch
HEAD
20 (H) - 12 (EL)
Light control switch
HEAD
19 (A) - 12 (EL)
Light control switch
AUTO
4 (BFG) - 3 (LFG)*
Front fog light switch
ON*
17 (HF) - 12 (EL)
Dimmer switch High
11 (HU) - 12 (EL)
Dimmer switch Low
*: w/ Fog Light
NG
REPLACE HEADLIGHT DIMMER SWITCH ASSEMBLY
3.
CHECK HARNESS AND CONNECTOR (HEADLIGHT DIMMER SWITCH - MAIN BODY ECU
AND BODY GROUND)
LIGHTING: LIGHTING SYSTEM: Light Control Switch Circuit; 201...
(a) Disconnect the J10 switch connector.
(b) Disconnect the J3, J4 and DD ECU connectors.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J10-4 (BFG) - J3-28 (FFOG)*
Always
Below 1 Ω
J10-19 (A) - J4-21 (A)
J10-20 (H) - J3-17 (HEAD)
J10-18 (T) - J4-23 (TAIL)
J10-17 (HF) - J4-13 (HF)
J10-11 (HU) - DD-13 (HU)
J10-12 (EL) - Body ground
J10-3 (LFG) - Body ground*
J10-4 (BFG) - Body ground
Always
10 kΩ or higher
J10-19 (A) - Body ground
J10-20 (H) - Body ground
J10-18 (T) - Body ground
J10-17 (HF) - Body ground
J10-11 (HU) - Body ground
LIGHTING: LIGHTING SYSTEM: Light Control Switch Circuit; 201...
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст