NO.28 GEAR POSITION INDICATOR LIGHT ILLUMINATE IN P, R, N POSITION AND D RANGE [FS5A-EL]

id050308815700

28

Gear position indicator light illuminates in P, R, N position and D range
DESCRIPTION
•  Gear position indicator light in instrument cluster illuminates in P, R and N position with ignition at ON.
POSSIBLE CAUSE
•  M range switch (built-in selector lever component), instrument cluster, or related wiring harness malfunction
Note
•  Before following the troubleshooting steps, make sure that the Automatic Transaxle On-Board Diagnostic and Automatic Transaxle Basic Inspection are conducted. (See ON-BOARD DIAGNOSTIC SYSTEM DTC INSPECTION [FS5A-EL].) (See BASIC INSPECTION [FS5A-EL].)

Diagnostic procedure

STEP

INSPECTION

ACTION
1
Inspect the value at the following TCM PID using the M-MDS.
(See ON-BOARD DIAGNOSTIC SYSTEM PID/DATA MONITOR INSPECTION [FS5A-EL].)
•  MNL SW
Is the PID value normal?
Yes
Go to Step 3.
No
Go to the next step.
2
Inspect the M range switch.
(See SELECTOR LEVER COMPONENT INSPECTION.)
Is the M range switch normal?
Yes
Inspect for short to ground in wiring harness between TCM terminal 2B and selector lever component terminal A.
Repair or replace any malfunctioning parts according to the inspection result.
No
Replace the M range switch.
(See AUTOMATIC TRANSAXLE SHIFT MECHANISM REMOVAL/INSTALLATION.)
3
Inspect the instrument cluster.
(See INSTRUMENT CLUSTER INSPECTION.)
Is the instrument cluster normal?
Yes
Go to the next step.
No
Replace the instrument cluster.
(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)
4
•  Verify the test results.
―  If normal, return to the diagnostic index to service any additional symptoms.
―  If the malfunction remains, inspect the related Service Information and perform repair or diagnosis.
•  If the vehicle is repaired, troubleshooting is completed.
•  If the vehicle is not repaired or additional diagnostic information is not available, replace the TCM.