Toyota Corolla Cross: Lost Communication with ECM/PCM "A" Missing Message (U010087,...,U016387)
DESCRIPTION
These DTCs are stored when the CAN communication system is malfunctioning.
|
DTC No. | Detection Item |
DTC Detection Condition | Trouble Area |
Memory |
| U010087 |
Lost Communication with ECM/PCM "A" Missing Message |
Diagnosis Condition:
- IG voltage 8.5 V or higher
Malfunction Status:
- No communication with ECM
Detection Time:
- Continuously for 10 seconds or more
|
- CAN communication system
- ECM
- Air conditioning amplifier assembly
| Memorized |
|
U013187 | Lost Communication with Power Steering Control Module Missing Message |
Diagnosis Condition:
- IG voltage 8.5 V or higher
Malfunction Status:
- No communication with power steering ECU assembly
Detection Time:
- Continuously for 10 seconds or more
|
- CAN communication system
- Power steering ECU assembly
- Air conditioning amplifier assembly
| Memorized |
|
U014087 | Lost Communication with Body Control Module Missing Message |
Diagnosis Condition:
- IG voltage 8.5 V or higher
Malfunction Status:
- No communication with main body ECU (multiplex network body ECU)
Detection Time:
- Continuously for 10 seconds or more
|
- CAN communication system
- Main body ECU (multiplex network body ECU)
- Air conditioning amplifier assembly
| Memorized |
|
U015587 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message |
Diagnosis Condition:
- IG voltage 8.5 V or higher
Malfunction Status:
- No communication with combination meter assembly
Detection Time:
- Continuously for 10 seconds or more
|
- CAN communication system
- Combination meter assembly
- Air conditioning amplifier assembly
| Memorized |
|
U016387 | Lost Communication with Navigation Control Module Missing Message |
Diagnosis Condition:
- IG voltage 8.5 V or higher
Malfunction Status:
- No communication with radio and display receiver assembly
Detection Time:
- Continuously for 10 seconds or more
|
- CAN communication system
- Radio and display receiver assembly
- Air conditioning amplifier assembly
| Memorized |
PROCEDURE
(a) Check for DTCs.
Body Electrical > Air Conditioner > Trouble Codes
|
Result | Proceed to |
|
DTC U010087, U013187, U014087, U015587 or U016387 is output |
A |
| DTCs are not output |
B |
| None of the above conditions are met |
C |
| A |
.gif) | GO TO CAN COMMUNICATION SYSTEM |
| B |
| USE SIMULATION METHOD TO CHECK |
| C |
| GO TO DTC CHART |
READ NEXT:
DESCRIPTION The blower motor with fan sub-assembly is operated by signals from the air conditioning amplifier assembly. Blower motor speed signals are transmitted in accordance with changes in the dut
DESCRIPTION The thermistor assembly is installed in front of the cooler condenser assembly to detect the ambient temperature, which is used to control the automatic air conditioning system. The thermi
DESCRIPTION If none of the switch indicators on the air conditioning control assembly illuminate, the following factors may be the cause.
Symptom Factor
A/C switch indicator does not i
SEE MORE:
If a wheel is bent, cracked or
heavily corroded, it should
be replaced. Otherwise, the
tire may separate from the
wheel or cause a loss of
handling control.
Wheel selection
When replacing wheels, care
should be taken to ensure that
they are equivalent to those
removed in load capacity, diameter,
rim
The following may indicate
that your vehicle is overheating.
The engine coolant temperature
gauge is in the red zone or a loss
of engine power is experienced.
(For example, the
vehicle speed does not
increase.)
"Engine Coolant Temp High
Stop in a Safe Place See
Owner's Manual" is shown
on
