TCM Self-Diagnostic Procedure (No Tools)

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK A/T CHECK (POSITION) INDICATOR LAMP
1. Move selector lever to P position. Start engine and warm it up to normal engine operating temperature.
2. Turn ignition switch to OFF position.
3. Wait 5 seconds.
4. Turn ignition switch to ON position. (Do not start engine.)
  
  Fig 1: Moving Selector Lever To P Position
  Courtesy of NISSAN MOTOR CO., U.S.A.
5. Does A/T check (position) indicator lamp come on for about 2 seconds?
Yes or No
1. Yes: GO TO 2.
2. No: Stop procedure. Perform "1. A/T CHECK (POSITION) INDICATOR LAMP DOES NOT COME ON " before proceeding.
Fig 2: Checking A/T (Position) Indicator Lamp
Courtesy of NISSAN MOTOR CO., U.S.A.
JUDGMENT PROCEDURE STEP 1
1. Turn ignition switch to OFF position.
2. Turn ignition switch to ON position. (Do not start engine.)
3. Depress the brake pedal, then move gear selector lever from P to D position.
4. Wait 3 seconds.
  
  Fig 3: Moving Gear Selector Lever From P To D Position
  Courtesy of NISSAN MOTOR CO., U.S.A.
5. Move selector lever to 2 position.
6. Release brake pedal.
  1. : GO TO 3.
  Fig 4: Moving Selector Lever To 2 Position
  Courtesy of NISSAN MOTOR CO., U.S.A.
JUDGMENT PROCEDURE STEP 2
1. Move selector lever to 1 position.
2. Depress brake pedal.
3. Depress accelerator pedal fully and release it.
4. The A/T check (position) indicator lamp will begin to flash.
  1. : GO TO 4.
  Fig 5: Moving Selector Lever To 1 Position
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK SELF-DIAGNOSTIC CODE
Check A/T check (position) indicator lamp. Refer to "JUDGEMENT OF SELF-DIAGNOSIS CODE ".
1. : DIAGNOSIS END
Fig 6: Checking A/T (Position) Indicator Lamp
Courtesy of NISSAN MOTOR CO., U.S.A.