Diagnosis Procedure
1.CONNECTOR INSPECTION
2.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector terminals.
3.CHECK HARNESS CONTINUITY (SHORT CIRCUIT)
Check the continuity between the data link connector and the ground.
4.CHECK ECM AND IPDM E/R TERMINATION CIRCUIT
3. Check the resistance between the IPDM E/R terminals.
5.CHECK SYMPTOM
Connect all the connectors. Check if the symptoms described in the "Symptom (Results from interview with customer)" are reproduced.
Inspection result
Reproduced>>GO TO 6.
Non-reproduced>>Start the diagnosis again. Follow the trouble diagnosis procedure when past error is detected.
6.CHECK UNIT REPRODUCTION
Perform the reproduction test as per the following procedure for each unit.
NOTE: ECM and IPDM E/R have a termination circuit. Check other units first.
NOTE: Although unit-related error symptoms occur, do not confuse them with other symptoms.
Inspection result
Reproduced>>Connect the connector. Check other units as per the above procedure.
Non-reproduced>>Replace the unit whose connector was disconnected.
B2634, B2635 air mix door motor (passenger side)
Description
COMPONENT DESCRIPTION
Air Mix Door Motor (Passenger Side)
The air mix door motor (passenger side) (1) is attached to the
heater & cooling unit assembly.
It rotates so that the air mix door is opened or closed to a
position
set by the A/C auto amp.
Motor rotation is t ...
Electronic controlled engine mount
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*: This signal is sent to the ECM via the CAN communication line.
SYSTEM DESCRIPTION
The ECM controls the engine mount operation corresponding to the engine
speed. The control system has a
2-step control [Soft/Hard]
EL ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and
"SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT
PRE-TENSIONER", used along with a front seat belt, helps to reduce the risk
or severity of injury to the driver and front passenger for ...