Dtc P0756 / P0757: Shift Solenoid-B Performance Or Stuck Off / Shift Solenoid-B Stuck - Suzuki Grand Vitara 2011 Manual

DTC P0756 / P0757: Shift Solenoid-B Performance or Stuck OFF / Shift Solenoid-B Stuck ON
DTC Detecting Condition and Trouble Area
DTC Detecting Condition
DTC P0756:
When one of the following condition was detected while vehicle
running at 5 km/h (3.1 mile/h) or more in "D" range after engine
being warmed up.
• 1st gear ratio is detected although TCM command is for 2nd
gear (See table below *1)
Or
• 4th gear ratio is detected although TCM command is for 3rd
gear (See table below *2)
(2 driving cycle detection logic)
DTC P0757:
When one of the following condition was detected while vehicle
running at 5 km/h (3.1 mile/h) or more in "D" range after engine
being warmed up.
• 2nd gear ratio is detected although TCM command is for 1st
gear (See table below *3).
Or
• 3rd gear ratio is detected although TCM command is for 4th
gear (See table below *4).
(2 driving cycle detection logic)
Table for detecting condition
TCM output gear position
Actual gear position Stuck OFF (DTC P0756)
Stuck ON (DTC P0757)
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 tester, on a level road.
1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTCs in TCM and ECM memories by using scan tool.
3) Start engine and warm it up to normal operating temperature.
4) Shift select lever to "N" and "D" range for each 10 seconds.
5) Start vehicle and increase vehicle speed to 65 km/h (40 mile/h) with throttle position 10% or more.
6) Stop vehicle and turn ignition switch OFF.
7) Repeat Step 3) to 5) one time.
8) Stop vehicle.
9) Check DTC, pending DTC and freeze-frame data.
Automatic Transmission/Transaxle:
• Mechanical malfunction of shift solenoid valve–
B.
• Malfunction of valve body assembly.
• Fluid passage clogged or leaking.
• Mechanical malfunction of automatic
transmission (clutch, brake or gear etc).
1st 2nd
1st 1st *1
2nd *3 2nd
S6JB0A5104033
Trouble Area
3rd 4th
4th *2 4th
3rd 3rd *4
5A-60