Diagnosis system (driver seat C/U)
U1000 CAN comm circuitMain line between HVAC and ABS circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (connector side
and harness side).
Harness connector M1
Harness connect ...
ECU diagnosis information
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
Fail Safe
CAN COMMUNICATION CONTROL
When CAN communication with ECM and BCM is impossible, IPDM E/R performs
fail-safe control. After CA ...
U1300 AV comm circuit
Description
U1300 is indicated when malfunction occurs in communication signal of multi
AV system. Indicated simultaneously,
without fail, with the malfunction of control units connected to AV control unit
with communication line.
Determine the possible malfunction cause from the table bel ...