Toyota Tundra (2015 year). Manual — part 2371
OK
(b) Disconnect the J26 transponder key ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J28-37 (LP) - J26-8 (IND)
Always
Below 1 Ω
J28-37 (LP) - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
4.
REPLACE COMBINATION METER ASSEMBLY
(a) Temporarily replace the combination meter assembly with a new or normally functioning one
.
(b) Check security indicator light.
OK:
Security indicator illuminates.
NG
REPLACE MAIN BODY ECU
OK
END (COMBINATION METER WAS DEFECTIVE)
ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: Security I...
ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: Security I...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000001WP0025X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: ECU Power Source Circuit; 2015 MY Tundra
[08/2014 - ]
ECU Power Source Circuit
DESCRIPTION
This circuit provides power to operate the transponder key ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1.
INSPECT FUSE (IMB, IGN)
(a) Remove the IMB fuse and IGN fuse from the engine room relay block.
ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: ECU Pow...
OK
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
IMB fuse
Always
Below 1 Ω
IGN fuse
NG
REPLACE FUSE
2.
CHECK HARNESS AND CONNECTOR (TRANSPONDER KEY ECU - BATTERY AND BODY
GROUND)
(a) Disconnect the J26 ECU connector.
(b) Measure the resistance and voltage according to the value(s) in the table below.
Standard resistance:
Standard voltage
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J26-16 (GND) - Body ground
Always
Below 1 Ω
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J26-1 (+B) - Body ground
Always
11 to 14 V
J26-2 (IG) - Body ground
Ignition switch off
Below 1 V
Ignition switch ON
11 to 14 V
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: ECU Pow...
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст