Dtc Check; Dtc Clearance - Suzuki Swift Sport 2004 Service & Repair Manual

5A-20 Automatic Transmission/Transaxle:
DTC No. Detecting item
TCM lost communication with ECM
P1777
(Reception error)
TCM lost communication with BCM
P1778
(Reception error)
P1878 Torque converter clutch shudder
Torque converter clutch pressure
P2762 control solenoid control circuit range /
performance
Torque converter clutch pressure
P2763
control solenoid control circuit high
Torque converter clutch pressure
P2764 control solenoid control circuit range /
performance

DTC Check

1) Turn ignition switch OFF.
2) Connect SUZUKI scan tool to DLC (1).
Special tool
(A): SUZUKI scan tool
(A)
3) Read DTC according to instructions displayed on
SUZUKI scan tool and write it down. Refer to
SUZUKI scan tool operator's manual for further
details.
4) After completing the check, turn ignition switch OFF
and disconnect SUZUKI scan tool from DLC.
Receiving error from ECM detected to TCM for
specified time continuously.
Receiving error from BCM detected to TCM for
specified time continuously.
Variation in the output revolution speed of the
specified amplitude and specified cycle is
detected under slip lock-up condition.
Difference between target current of TCC
solenoid valve circuit and monitor current of
TCC solenoid valve circuit is more than
specification.
Too much electric flow is detected on TCC
solenoid circuit.
Difference between target current of TCC
solenoid valve circuit and current of TCC
solenoid valve circuit is more than
specification.
S7RS0B5104006
1
I4RS0B510004-01
Detecting condition
(DTC will set when detecting)

DTC Clearance

NOTE
DTC and freeze frame data stored in TCM
memory are also cleared in following cases.
Be careful not to clear them before keeping
their record.
• When power to TCM is cut off (by
disconnecting battery cable, removing
fuse or disconnecting TCM connector).
• When the same malfunction (DTC) is not
detected again during 40 engine warm-up
cycles.
1) Turn ignition switch OFF.
2) Connect SUZUKI scan tool to data link connector
(DLC) (1).
Special tool
(A): SUZUKI scan tool
(A)
3) Clear DTC according to instructions displayed on
SUZUKI scan tool. Refer to SUZUKI scan tool
operator's manual for further details.
4) After completing the clearance, turn ignition switch
OFF and disconnected SUZUKI scan tool from data
link connector (DLC).
A
1 driving cycle
*1, 1 driving cycle
*1, 20 driving cycle
1 driving cycle
1 driving cycle
1 driving cycle
S7RS0B5104007
1
I4RS0B510004-01