Nissan Sentra Service Manual: Shift position indicator circuit
Component Parts Function Inspection
1.CHECK SHIFT POSITION INDICATOR
- Start the engine.
- Shift selector lever.
- Check that the selector lever position and the shift position indicator on the combination meter are identical.
Is the inspection result normal? YES >> INSPECTION END
NO >> Go to TM-240, "Diagnosis Procedure".
Diagnosis Procedure\
1.CHECK TCM INPUT/OUTPUT SIGNAL
With CONSULT
- Start the engine.
- Select “Data Monitor” in “TRANSMISSION”.
- Select “RANGE”.
- Shift selector lever.
- Check that selector lever position, “RANGE” on the CONSULT screen, and shift position indicator display on the combination meter are identical.
Is the check result normal? YES >> INSPECTION END
NO-1 (“RANGE” is changed but is not displayed on the shift position indicator.>>Check “Self Diagnostic Result” in “TRANSMISSION”.
NO-2 (“RANGE” and shift position indicator are different.)>>Check “Self Diagnostic Result” in “TRANSMISSION”.
NO-3 (Specific“RANGE” is not displayed on the shift position indicator.)>>Check “Self Diagnostic Result” in “METER/M&A”.
Od off indicator lamp
Component Function Check
1.CHECK OD OFF INDICATOR LAMP FUNCTION
Check OD OFF indicator lamp turns ON for approx. 2 seconds when ignition
switch turns ON.
Is the inspection result normal?
YES ...
Shift lock system
Component Function Check
1.CHECK SHIFT LOCK OPERATION (PART 1)
Turn ignition switch ON.
Shift the selector lever to park “P” position.
Attempt to shift the selector lever to any oth ...
Other materials:
P0603 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0603
ECM BACK UP CIRCUIT
[Internal control module keep
alive memory (KAM) error]
Malfunction in the internal back up RAM o ...
P0420 Three way catalyst function
DTC Logic
DTC DETECTION LOGIC
The ECM monitors the switching frequency ratio of air fuel ratio (A/F)
sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2.
As oxygen storage c ...
Removal and installation
A/C SWITCH ASSEMBLY
Removal and Installation
REMOVAL
Remove the CVT shift selector finisher (CVT: RE0F11A). Refer to TM-253,
"Removal and Installation".
Remove the MT shift selector finisher (6MT: RS6F94R). Refer to TM-22,
"Removal and Installation".
Remove the A/ ...
