Diagnosis procedure
1.Connector inspection
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.Check harness continuity (short circuit)
Check the continuity between the data link connector terminals.
Is the inspection result normal? Yes >> go to 3.
No >> check the harness and repair the root cause.
3.Check harness continuity (short circuit)
Check the continuity between the data link connector and the ground.
Is the inspection result normal? YES >> GO TO 4.
NO >> Check the harness and repair the root cause.
4.Check ecm and bcm termination circuit
Is the measurement value within the specification? Yes >> go to 5.
No >> replace the ecm and/or the bcm.
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 bcm 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.
P1650 Starter motor relay 2
Description
ECM controls ON/OFF state of the starter relay, according to the engine and
vehicle condition. ECM transmits
a control signal to IPDM E/R via BCM by CAN communication.
Under normal conditions, ECM controls and maintains the starter relay in OFF
state during following condition:
...
Diagnosis and repair work flow
Work Flow
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following
functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS transmitter IDs
Display tire pressure reported by the TPMS transmitter
Read TPMS DTCs
Register ...
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 ...