Work Flow
OVERALL SEQUENCE

*1 SRC "Diagnosis Description" *2 SRC "SRS Operation Check" *3 SRC "Trouble Diagnosis with CONSULT" *4 SRC "Trouble Diagnosis without CONSULT"
DETAILED WORK FLOW
1.CUSTOMER INFORMATION
Get detailed information from the customer about the symptom.
>> GO TO 2
2.PRELIMINARY CHECK
Perform preliminary check. Refer to SRC "Diagnosis Description".
>> GO TO 3
3.SRS OPERATION CHECK (USER MODE)
Perform SRS operation check in User Mode. Refer to SRC "SRS Operation Check".
>> GO TO 4
4.SELF-DIAGNOSIS (DIAGNOSIS MODE)
Perform SELF-DIAGNOSIS. Refer to SRC "Trouble Diagnosis with CONSULT"or SRC"Trouble Diagnosis without CONSULT".
>> GO TO 5
5.TECHNICAL SERVICE BULLETINS
Check for technical service bulletins.
>> GO TO 6
6.REPLACE PART
Replace the malfunctioning part.
>> GO TO 7
7.FINAL CHECK
Check SRS using Diagnosis Mode and User Mode.
Does Diagnosis Mode and User Mode indicate SRS normal?
YES >> Inspection End.
NO >> GO TO 4
Diagnosis sensor unitDTC Index DIAGNOSTIC CODE CHART NOTE: Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated using air bag warning lamp or CONSU ...
Additional service when replacing
ECM
Description
When replacing ECM, the following procedure must be performed.
PROGRAMMING OPERATION
NOTE:
After replacing with a blank ECM, programming is required to write ECM
information. Be sure to follow the procedure
to perform the programming.
Work Procedure
1.CHECK ECM PART NUMBER
Che ...
P0890 TCM
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0890
Transmission Control Module
Power Relay Sense Circuit Low
Under the following diagnosis
conditions, the battery voltage
supplied to the TCM is less than
...