Diagnostic Procedure

WARNING: This page is about a different car, the 2004 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

CHECK SHIFT SOLENOID VALVE
1. Remove control valve assembly. Refer to "REMOVAL ".
2. Check shift solenoid valve operation.
- Shift solenoid valve B
Refer to "COMPONENT INSPECTION ".

OK or NG
1. OK: GO TO 2.
2. NG: Repair or replace shift solenoid valve assembly.
Fig 1: Checking Shift Solenoid Valve
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK CONTROL VALVE
1. Disassemble control valve assembly. Refer to "DISASSEMBLY ".
2. Check to ensure that:
- Valve, sleeve and plug slide along valve bore under their own weight.
- Valve, sleeve and plug are free from burrs, dents and scratches.
- Control valve springs are free from damage, deformation and fatigue.
- Hydraulic line is free from obstacles.
Fig 2: Checking Control Valve
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: GO TO 3.
2. NG: Repair control valve assembly.
CHECK DTC
Perform "DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE ".

OK or NG
1. OK: INSPECTION END
2. NG: Check transaxle internal components (clutch, brake, etc.).