A/T Basic Check - Suzuki Swift Sport 2004 Service & Repair Manual

5A-26 Automatic Transmission/Transaxle:
TRANSAXLE RANGE
Transaxle range detected by signal fed from
transmission range sensor.
D RANGE SIGNAL
ON: Signal which TCM require ECM to increase idle
speed
OFF: Signal which TCM does not require ECM to
increase idle speed
THROTTLE POSITION (%)
Throttle opening ratio computed by CAN signal from
ECM.
BRAKE SWITCH
Inputted signal from brake light switch on pedal bracket.
ON: Brake pedal depressed
OFF: Brake pedal released
TORQUE REDUCTION SIGNAL
ON: Signal which TCM require ECM to reduce output
torque at shifting gear
OFF: Signal which TCM does not require ECM to reduce
output torque
ENGINE COOLANT TEMPERATURE (°C, °F)
Engine coolant temperature computed by CAN signal
from ECM.

A/T Basic Check

This check is important for troubleshooting when TCM has detected no DTC and no abnormality has been noted in
"Visual Inspection". Follow the flow carefully.
Step
1 Was "A/T System Check" preformed?
2 Perform "Road Test".
Is it OK?
3 Perform "Manual Road Test".
Is it OK?
4 Perform "Engine Brake Test".
Is it OK?
5 Perform "Stall Test".
Is it OK?
6 Perform "Time Lag Test".
Is it OK?
7 Perform "Line Pressure Test".
Is it OK?
8 Proceed to "Trouble Diagnosis 1" in "A/T Symptom
Diagnosis".
Is trouble identified?
Action
AIR CONDITIONER SIGNAL
ON: Signal which inform that air conditioner compressor
is turned ON.
OFF: Signal which inform that air conditioner
compressor is not turned ON.
ENGINE TORQUE SIGNAL (N⋅m)
Engine torque computed by duty pulse signal outputted
from ECM.
SLIP RPM (RPM)
This parameter indicates slipping rotation in the torque
converter (difference between input shaft rotation and
engine rotation)
MIL REQUEST
ON: Signal which TCM requires combination meter to
turn on malfunction indicator lamp.
OFF: Signal which TCM does not require combination
meter to turn on malfunction indicator lamp.
FUEL CUT FLAG
ON: Signal which inform that fuel cut is operating.
OFF: Signal which inform that fuel cut is not operating.
Yes
Go to Step 2.
Go to Step 3.
Go to Step 4.
Go to Step 5.
Go to Step 6.
Go to Step 7.
Go to Step 8.
Repair or replace faulty
parts.
S7RS0B5104010
No
Go to "A/T System
Check".
Proceed to
"Troubleshooting" in
"Road Test".
Proceed to
"Troubleshooting" in
"Manual Road Test".
Proceed to
"Troubleshooting" in
"Engine Brake Test".
Proceed to
"Troubleshooting" in
"Stall Test".
Proceed to
"Troubleshooting" in
"Time Lag Test".
Proceed to
"Troubleshooting" in
"Line Pressure Test".
Go to Step 9.