Toyota Tundra (2015 year). Manual — part 2431
(a) Check for DTCs and note any codes that are output
.
(b) Clear the DTC
.
(c) Recheck for DTC
.
Result
RESULT
PROCEED TO
DTC U0129 is not output
A
DTC U0129 is output
B
HINT:
If the CAN communication system DTC U0129 and another DTC are output at the same time, perform
troubleshooting for the CAN communication system DTC U0129 first.
B
Go to CAN COMMUNICATION SYSTEM
A
USE SIMULATION METHOD TO CHECK
METER: METER / GAUGE SYSTEM: U0129; Lost Communication with...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002ZM5016X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: METER: METER / GAUGE SYSTEM: Entire Combination Meter does not Operate; 2015 MY Tundra [08/2014 -
]
Entire Combination Meter does not Operate
DESCRIPTION
This circuit is the power source circuit for the combination meter. This circuit provides 2 power source types: one
is a constant power source mainly used as a backup power source, and other is a power source mainly used for
switch ON, the indicator will not operate.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1.
INSPECT FUSE (MET, MET-B)
(a) Remove the MET and MET-B fuses from the engine room relay block.
METER: METER / GAUGE SYSTEM: Entire Combination Meter does n...
OK
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
MET fuse
Always
Below 1 Ω
MET-B fuse
NG
REPLACE FUSE
2.
CHECK HARNESS AND CONNECTOR (COMBINATION METER - BATTERY AND BODY
GROUND)
(a) Disconnect the J28 meter connector.
(b) Measure the resistance and voltage according to the
value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J28-24 (ES) - Body ground
Always
Below 1 Ω
Standard Voltage:
TESTER CONNECTION
SWITCH
CONDITION
SPECIFIED
CONDITION
J28-1 (B) - Body ground
Always
11 to 14 V
J28-2 (IG+) - Body
ground
Ignition switch ON
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE COMBINATION METER ASSEMBLY
METER: METER / GAUGE SYSTEM: Entire Combination Meter does n...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002ZM601RX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: METER: METER / GAUGE SYSTEM: Speedometer Malfunction; 2015 MY Tundra [08/2014 - ]
Speedometer Malfunction
DESCRIPTION
The combination meter receives vehicle speed signals from the skid control ECU via the CAN line. The vehicle
speed sensor detects the voltage that varies according to the vehicle speed. The skid control ECU supplies power
INSPECTION PROCEDURE
PROCEDURE
1.
CHECK CAN COMMUNICATION SYSTEM
(a) Check if a CAN communication system DTC is output
.
Result
RESULT
PROCEED TO
CAN communication system DTC is not output
A
CAN communication system DTC is output
B
METER: METER / GAUGE SYSTEM: Speedometer Malfunction; 2015...
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