Diagnostic Procedure

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

CHECK PNP SW CIRCUIT (WITH CONSULT-II)
1. Turn ignition switch "ON". (Do not start engine.)
2. Select "MAIN SIGNALS" in "DATA MONITOR" mode for "A/T" with CONSULT-II.
3. Read out "N.P", "R", "D", "4", "3", "2" and "1" position switches moving selector lever to each position.
OK or NG
1. OK: GO TO 4.
2. NG: GO TO 2.
Fig 1: CONSULT-II Display
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK TCM
Perform TCM input/output signal inspection. Refer to TCM INPUT/OUTPUT SIGNAL REFERENCE VALUES .

OK or NG
1. OK: GO TO 4.
2. NG: GO TO 3.
DETECT MALFUNCTIONING ITEM
Check the following items:
- Power supply and ground circuit for TCM.
- A/T assembly harness connector pin terminals for damage or loose connection with harness connector.
OK or NG
1. OK: Replace the transmission assembly. Refer to REMOVAL & INSTALLATION .
2. NG: Repair or replace damaged parts.
CHECK DTC
Perform DTC Confirmation Procedure.
- Refer to DTC CONFIRMATION PROCEDURE .
OK or NG
1. OK: INSPECTION END
2. NG: GO TO 2.