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
Cold Start Idle Air Control System Performance
DTC P050A Cold Start Idle Air Control System Performance
DESCRIPTION
This monitor will run when the engine is started at -10 to 50C (14 to 122F)
of the engine coolant
temperature. The DTC will set after the engine idling for 13 seconds (2 trip
detection logic).
The DTC is designed to monit ...
Installation
1. INSTALL TRANSMISSION WIRE
(a) Coat the O-ring of the transmission wire connector
with ATF and install it.
(b) Install the transmission wire with the bolt.
Torque: 5.4 N*m (55 kgf*cm, 48 ft.*lbf)
2. CONNECT TRANSMISSION WIRE
(a) Coat the O-ring of the ATF temperature sensor with
...
Installation
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
1. INSTALL FRONT AIRBAG SENSOR LH
Check that the ignition switch is off.
Check that the battery negative (-) terminal is
disconnected.
CAUTION: ...