PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Cooling Fan System|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Cooling fan does not operate |
Cooling fan motor |
|
|
No. 2 cooling fan motor |
|
|
|
FAN NO. 1 relay |
|
|
|
FAN NO. 2 relay |
|
|
|
FAN NO. 3 relay |
|
|
|
Cooling fan circuit |
|
|
|
ECM |
|
|
|
Cooling fan does not stop |
FAN NO. 1 relay |
|
|
FAN NO. 3 relay |
|
|
|
Cooling fan circuit (for short circuit) |
|
|
|
ECM |
|
|
|
Cooling fan speed does not change |
FAN NO. 2 relay |
|
|
Cooling fan circuit |
|
|
|
ECM |
|
System Diagram
Cooling Fan CircuitSystem Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Main body ECU (Driver side junction block assembly)
Power back door ECU (Power back door motor unit)
...
Engine Immobiliser System Malfunction (B2799)
DESCRIPTION
This DTC is stored when one of the following occurs: 1) the ECM detects errors
in its own communications with the transponder key ECU assembly; 2) the ECM detects
errors in the communication lines; or 3) the ECU communication ID between the tr ...
Wireless-linked Return Function does not Operate
DESCRIPTION
When the vehicle doors are unlocked through wireless unlock or entry unlock*1
operation, the certification ECU (smart key ECU assembly)*1 or main body ECU (driver
side junction block assembly) sends the key ID signal and memory call request si ...