Toyota Tundra (2015 year). Manual — part 2338

INSPECTION PROCEDURE

PROCEDURE

1.

READ VALUE USING TECHSTREAM (DOOR CONTROL SWITCH)

TESTER DISPLAY

MEASUREMENT ITEM/RANGE

NORMAL CONDITION

DIAGNOSTIC

NOTE

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Door Contr...

TESTER DISPLAY

MEASUREMENT ITEM/RANGE

NORMAL CONDITION

DIAGNOSTIC

NOTE

Door Lock

SW-Lock

Door control switch lock

signal

/ ON or OFF

ON: Door control switch is pushed to lock

position

OFF: Door control switch is not pushed

-

Door Lock

SW-Unlock

Door control switch unlock

signal

/ ON or OFF

ON: Door control switch is pushed to

unlock position

OFF: Door control switch is not pushed

-

OK:

The display is as specified in the normal condition column.

Result

RESULT

PROCEED TO

OK

A

NG (for Driver Side)

B

NG (for Passenger Side)

C

B

GO TO STEP 2

C

GO TO STEP 4

A

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN

PROBLEM SYMPTOMS TABLE

2.

INSPECT POWER WINDOW REGULATOR MASTER SWITCH

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Door Contr...

OK

(a) Remove the master switch

.

(b) Measure the resistance according to the value(s) in the table below.

Standard resistance:

for Regular Cab

except Regular Cab

TESTER CONNECTION

SWITCH CONDITION

SPECIFIED CONDITION

1 (L) - 7 (E)

Lock

Below 1 Ω

1 (L) - 7 (E)

OFF (Free)

10 kΩ or higher

9 (UL) - 7 (E)

9 (UL) - 7 (E)

Unlock

Below 1 Ω

TESTER CONNECTION

SWITCH CONDITION

SPECIFIED CONDITION

2 (L) - 1 (E)

Lock

Below 1 Ω

2 (L) - 1 (E)

OFF (Free)

10 kΩ or higher

9 (UL) - 1 (E)

9 (UL) - 1 (E)

Unlock

Below 1 Ω

NG

REPLACE POWER WINDOW REGULATOR MASTER

SWITCH

3.

CHECK HARNESS AND CONNECTOR (DOOR LOCK SWITCH - MAIN BODY ECU)

(a) Disconnect the N2 switch connector.

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Door Contr...

(b) Disconnect the DD ECU connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard resistance:

for Regular Cab

except Regular Cab

TESTER CONNECTION

CONDITION

SPECIFIED CONDITION

N2-1 (L) - DD-49 (L1)

Always

Below 1 Ω

N2-9 (UL) - DD-52 (UL1)

N2-7 (E) - Body ground

DD-49 (L1) - Body ground

Always

10 kΩ or higher

DD-52 (UL1) - Body ground

TESTER CONNECTION

CONDITION

SPECIFIED CONDITION

N2-2 (L) - DD-49 (L1)

Always

Below 1 Ω

N2-9 (UL) - DD-52 (UL1)

N2-1 (E) - Body ground

DD-49 (L1) - Body ground

Always

10 kΩ or higher

DD-52 (UL1) - Body ground

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

REPLACE MAIN BODY ECU

4.

INSPECT DOOR CONTROL SWITCH

(a) Remove the door control switch

.

(b) Measure the resistance according to the value(s) in the

table below.

Standard resistance:

TESTER CONNECTION SWITCH CONDITION SPECIFIED CONDITION

4 (L) - 3 (E)

Lock

Below 1 Ω

4 (L) - 3 (E)

OFF

10 kΩ or higher

2 (UL) - 3 (E)

2 (UL) - 3 (E)

Unlock

Below 1 Ω

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Door Contr...