Work Flow
DETAILED FLOW
1.INTERVIEW FROM THE CUSTOMER
Clarify customer complaints before inspection. First of all, perform an interview utilizing BRC-67, "Diagnostic Work Sheet" and reproduce the symptom as well as fully understand it. Ask customer about his/her complaints carefully. Check symptoms by driving vehicle with customer, if necessary.
CAUTION: Customers are not professional. Never guess easily like “maybe the customer means that...,” or “ maybe the customer mentions this symptom”. >> GO TO 2.
2.CHECK SYMPTOM
Reproduce the symptom that is indicated by the customer, based on the information from the customer obtained by interview. Also check that the symptom is not caused by fail-safe mode. Refer to BRC-51, "Fail- Safe".
CAUTION: When the symptom is caused by normal operation, fully inspect each portion and obtain the understanding of customer that the symptom is not caused by a malfunction.
>> GO TO 3.
3.PERFORM THE SELF-DIAGNOSIS
With CONSULT
CAUTION: Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
Is DTC detected? YES >> Record or print self-diagnosis results and freeze frame data (FFD). GO TO 4.
NO >> GO TO 6.
4.RECHECK THE SYMPTOM
With CONSULT
CAUTION: Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
NOTE: If some DTCs are detected at the some time, determine the order for performing the diagnosis based on BRC-54, "DTC Inspection Priority Chart". Is any DTC detected? YES >> GO TO 5.
NO >> Check harness and connectors based on the information obtained by interview. Refer to GI-41, "Intermittent Incident".
5.REPAIR OR REPLACE ERROR-DETECTED PART
CAUTION:
>> GO TO 7.
6.IDENTIFY ERROR-DETECTED SYSTEM BY SYMPTOM DIAGNOSIS
Estimate error-detected system based on symptom diagnosis and perform inspection.
Can the error-detected system be identified? YES >> GO TO 7.
NO >> Check harness and connectors based on the information obtained by interview. Refer to GI-41, "Intermittent Incident".
7.FINAL CHECK
With CONSULT
Is the symptom reproduced? YES >> GO TO 3.
NO >> Inspection End.
Diagnostic Work Sheet
Description
INTERVIEW SHEET SAMPLE
Removal and installation
DRIVE PINION OIL SEAL
Exploded View
Rear final drive assembly
Drive pinion oil seal
Electric controlled coupling assembly
Oil seal lip
Always replace after every
disassembly.
: Apply gear oil.
: Apply multi-purpose grease.
Removal and Installation
REMOVAL
Remove ...
Connecting Procedure
Connecting Procedure
NOTE:
The connecting procedure must be performed
when the vehicle is stationary. If the
vehicle starts moving during the procedure,
the procedure will be cancelled.
Press the [ ] button
on the control
panel.
Touch the “Settings” key.
T ...
P0778 pressure control solenoid B
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0778
PC SOLENOID B
(Pressure Control Solenoid “B” Electrical)
When all of the following conditions are satisfied and this state is
maintained
...