Suzuki sq-416-420-625 Service Manual page 444

7B1-42 AUTOMATIC TRANSMISSION (4 A / T)
DTC P0715 (DTC NO.76) INPUT/TURBINE SPEED SENSOR CIRCUIT MALFUNCTION
WIRING DIAGRAM
G16/J20 Engines
G16/J20 Engines
H25 Engine
DTC DETECTING CONDITION AND TROUBLE AREA
DTC DETECTING CONDITION
Input speed sensor detected speed is lower than spec-
ification while vehicle running under all of the following
conditions:
D at higher than 10 km/h (7 mph) with 1st gear in D
range for 1 sec. or more.
D at higher than 20 km/h (13 mph) with 2nd gear in D
range for 2 sec. or more.
D at higher than 30 km/h (20 mph) with 3rd gear in D
range for 2 sec. or more.
(2 driving cycles detection logic)
DTC CONFIRMATION PROCEDURE
WARNING:
D 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.
D Road test should be carried out with 2 persons, a driver and a tester, on a level road.
1) Connect scan tool to DLC with ignition switch OFF, if available.
2) Clear DTC.
3) Start engine and turn O/D cut switch ON.
4) Shift select lever to D range and start vehicle.
5) Keep vehicle speed at higher than 10 km/h (7 mph) with 1st gear in D range for 2 sec. or more.
6) Increase vehicle speed and keep it at higher than 20 km/h (13 mph) with 2nd gear in D range for 2 sec. or more.
7) Increase vehicle speed and keep it at higher than 30 km/h (20 mph) with 3rd gear in D range for 2 sec. or more.
8) Stop vehicle.
9) Check DTC and/or pending DTC.
11 10
Bl / Y Bl / G
H25 Engine
16
Bl / Y Bl / G
TROUBLE AREA
D Input speed sensor and its circuit
D PCM
8
1. PCM
2. A / T input speed sensor