High Strength Steel (HSS)
High strength steel is used for body panels in order to reduce vehicle weight.Accordingly, precautions in repairing automotive bodies made of high strength steel are described below: Tensile strength Major applicable parts
370 - 590 MPa
Lower front and rear hoodledge
Upper hoodledge
Side dash
Roof bow No...
Other information:
DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC Detection Condition
U1010
CONTROL UNIT(CAN)
[Control unit (CAN)]
Diagnosis condition
When ignition switch ON.
Signal (terminal)
—
Threshold
—
Diagnosis delay time
2 seconds or more
POSSIBLE CAUSEBCMFAIL-SAFE—
DTC Diagnosis Procedure
Replace BCM
When DTC U1010 is detected, replace BCM...
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detecting condition
B2422–78
BACK DOOR STATE
(Back door state)
Diagnosis condition
All times
Signal (terminal)
Encoder LH A signal, encoder LH B signal, encoder RH A signal, encoder RH B signal (automatic back door control module connector terminal: 19, 20, 21)
Threshold
When the automatic back door control module detect the encoder pulse signal LH does not according with the encoder pulse signal RH
Diagnosis delay time
–
B2422–79
BACK DOOR STATE
(Back door state)
Diagnosis condition
All times
Signal (terminal)
–
Threshold
When automatic back door position information is deleted from automatic back door control module memory
Diagnosis delay time
–
POSSIBLE CAUSE
Improper installation of back door assembly
Calibration of automatic back door position information
Back door mechanism
Encoder
Harness or connectors (encoder circuit is open or shorted)
Automatic back door control module
Battery terminal is disconnected and reconnected
FAIL-SAFEInhibit automatic back door system auto open/close function
DTC Confirmation Procedure
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
Ignition switch ON...