Suzuki GRAND VITARA JB416, Service Manual

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Automatic Transmission/Transaxle: 5A-16
)
P17
03
CAN Invalid Data- TCM In case of throttle position signal malfunction:
• Throttle opening used for line pressure control is assumed to be
100%.
• Throttle opening used for gear shifting control is assumed to be
0%.
• Lock-up function is inhibited to operate.
• Line pressure control at gear shifting is inhibited.
In case of engine coolant temperature signal malfunction:
• Engine coolant temperature is assumed to be 80
°
C (176
°
F).
• Slip controlled lock-up function is inhibited to operate.
In case of engine revolution signal malfunction:
• Engine revolution is assumed to be maximum revolution.
• Lock-up function is inhibited to operate.
In case of engine torque signal malfunction:
• Slip controlled lock-up function is inhibited to operate.
• Engine torque is assumed to be maximum torque.
In case of vehicle speed signal:
• Cruise control function is inhibited to operate. (if equipped with
cruise control system)
)
P17
74
CAN communication problem-TCM • Throttle opening used for line pressure control is assumed to be
100%.
• Throttle opening used for gear shifting control is assumed to be
0%.
• Engine revolution is assumed to be maximum revolution.
• Engine torque is assumed to be maximum torque.
• Engine coolant temperature is assumed to be 80
°
C (176
°
F).
• Lock-up function is inhibited to operate.
• Line pressure control at gear shifting is inhibited.
• Torque reducing request to ECM (torque reduction control) is
inhibited.
• Line pressure is outputted maximum value.
• Power mode is inhibited. (P1774 only)
)
P17
77
TCM Lost Communication with ECM
(Reception Error)
)
P17
78
TCM Lost Communication with BCM
(Reception Error) Power mode is inhibited.
)
P18
74
4L switch circuit malfunction (Short) Slip controlled lock-up function is inhibited to operate. (if equipped
with 4L/N switch)
)
P18
75
4L switch circuit malfunction (Open)
)
P18
78
Torque Converter Clutch Shudder Slip controlled lock-up function is inhibited to operate.
)
P27
63
Torque Converter Clutch Circuit High Power supply for TCC pressure control solenoid is cut.
)
P27
64
Torque Converter Clutch Circuit Low • Lock-up function is inhibited to operate.
• When vehicle speed is less than 10 km/h (6 mile/h), gear position
is fixed in 1st gear for prevention of engine stall.
DTC
No. Trouble Area Fail Safe Operation