Dtc P0722: Output Speed Sensor Circuit No Signal - Suzuki Swift Sport 2004 Service & Repair Manual

5A-52 Automatic Transmission/Transaxle:
Step
3 Inspect input shaft speed sensor
1) Inspect input shaft speed sensor referring to "Input Shaft
Speed Sensor Inspection".
Is result satisfactory?
4 Check visually input shaft speed sensor and direct
clutch drum for the following
• No damage
• No foreign material attached
• Correct installation
Are they in good condition?

DTC P0722: Output Speed Sensor Circuit No Signal

Wiring Diagram
1. TCM
2. Output shaft speed sensor
DTC Detecting Condition and Trouble Area
DTC detecting condition
No output shaft speed sensor signal is detected although
input shaft speed sensor signals are detected while vehicle is
running at 5 km/h (3 mile/h) or more in vehicle speed with
"D", "2" or "L" range.
DTC Confirmation Procedure
WARNING
!
• When performing a road test, select a place where there is no traffic or possibility of a traffic
accident and be very careful during testing to avoid occurrence of an accident.
• Road test should be carried out with 2 persons, a driver and a tester, on a level road.
Action
I2RH0B510020-01
3
IG1
2
BLK/RED
BLK/ORN
[A]
C34
3. To ECM
[A]: Terminal arrangement of TCM connector (viewed from harness side)
Yes
"WHT" or "BLK" circuit
open or short.
Intermittent trouble or
faulty TCM.
Check for intermittent
referring to "Intermittent
and Poor Connection
Inspection in Section
00".
If OK, substitute a
known-good TCM and
recheck.
1
12V
PPL C35-25
C35
25
I4RS0B510005-01
• Output shaft speed sensor or its circuit malfunction
• Damaged sensor gear (driven gear)
• Damaged output shaft speed sensor drive gear
• TCM
No
Replace input shaft
speed sensor.
Clean, repair or replace.
S7RS0B5104028
Trouble area