PRECAUTIONS
Precautions for Trouble Diagnosis
CAUTION:
Precautions for Harness Repair
NOTE:
A fray of twisted lines must be within 110 mm (4.33 in).

NOTE:
Bypass connection may cause CAN communication error. The spliced wire becomes separated and the characteristics of twisted line are lost.

Lan systemIPDM E/R (intelligent power distribution module engine room)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Fail Safe
CAN COMMUNICATION CONTROL
When CAN communication with ECM and BCM is impossible,
IPDM E/R performs fail-safe control. After CAN
communication recovers normally, it also returns to normal ...
Refrigeration system
Inspection
1.CHECK BLOWER MOTOR OPERATION
Check blower motor operation
2.CHECK COMPRESSOR OPERATION
Check compressor operatio
3.CHECK REFRIGERANT CYCLE PRESSURE
Connect recovery/recycling recharging equipment to the vehicle and perform
the diagnosis with the gauge pressure. Refer to HA ...
U1000 CAN comm circuit
Description
Refer to LAN-24, "CAN Communication Signal Chart".
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detecting condition
Possible cause
U1000
CAN COMM CIRCUIT
Driver seat control unit cannot communicate to other control
units.
...