DTC B1271 Combination Meter ECU Communication Stop
DESCRIPTION
DTC B1271 is output when communication between the combination meter and the multiplex network gateway ECU stops for more than 10 seconds.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|
B1271 |
Combination meter communication stops |
|
WIRING DIAGRAM

INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (COMBINATION METER - BATTERY)

Standard voltage

2 CHECK HARNESS AND CONNECTOR (COMBINATION METER - GROUND)

Standard resistance

3 CHECK COMMUNICATION LINE

Standard resistance

HINT:
*1: for Automatic A/C
*2: for Manual A/C
Result

REPLACE COMBINATION METER
A/C ECU Communication Stop
Power Seat ECU Communication StopStereo component amplifier
COMPONENTS
Removal
1. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY
2. REMOVE STEREO COMPONENT AMPLIFIER ASSEMBLY
Disconnect the connectors.
Remove the 2 nuts and the stereo component
amplifier assembly.
Installation
1. INSTALL STEREO COMPONENT AMPLIFIER ASSEMBLY
...
Installation
1. INSTALL REAR DRIVE SHAFT ASSEMBLY LH
(a) Install the drive shaft to the axle carrier.
NOTICE:
Be careful not to damage the boot and ABS
speed sensor rotor to the drive shaft and oil seal
of the axle hub bearing.
(b) Align the matchmarks and connect the drive shaft to
the side gear shaf ...
Adjustment
HINT:
On the RH side, use the same procedures as on the LH
side.
Since a centering bolt is used as a door hinge mounting
bolt on the body side and the door side, the door can not
be adjusted with it on. Substitute a bolt with a washer for
the centering bolt.
1. INSPECT FRONT DOOR PA ...