NO.3 VEHICLE DOES NOT MOVE IN D AND M RANGES


BHE050301026W08

3

Vehicle does not move in D and M ranges

DESCRIPTION

• Vehicle does not move in D and M ranges.
• Vehicle moves in R position.

POSSIBLE CAUSE

• Clutch slippage (low clutch, low one-way clutch, low and reverse brake).
– In the event of clutch slippage, a DTC (incorrect gear ratio) is output.
• Shift solenoid A or related circuit malfunction
• Shift solenoid A hydraulic circuit clogging
• Control valve body malfunction (improper operation, stuck, clogged oil passage).
Note
• Before following the troubleshooting steps, make sure that the Automatic Transmission On-Board Diagnostic and Automatic Transmission Basic Inspection are conducted. (See BASIC INSPECTION.)

Diagnostic procedure

STEP

INSPECTION

ACTION

1
With the ignition switch at the ON position, does the gear position indicator light indication correspond to the selector lever position?
Yes
Go to the next step.
No
Go to No.29 "GEAR POSITION INDICATOR LIGHT DOES NOT ILLUMINATE IN M RANGE", or No.30 "GEAR POSITION INDICATOR LIGHT ILLUMINATES IN D RANGE OR P, N, R POSITIONS".
2
Disconnect the TCM connector.
Is the resistance between ground terminal 2M or 2Q at the TCM connector and body ground 5.0 ohms or less?
Yes
Go to the next step.
No
Repair open ground circuit.
3
Inspect shift solenoid A and pressure control solenoid circuit.
Are they normal?
Yes
Overhaul the control valve body and repair or replace any malfunctioning parts.
(See AT Workshop Manual.)
If the problem remains, overhaul the transmission and repair or replace any malfunctioning parts.
(See AT Workshop Manual)
No
Repair or replace any malfunctioning parts.
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 Bulletins and/or On-line Repair Information and perform repair or diagnosis.
– If the vehicle is repaired, troubleshooting completed.
– If the vehicle is not repaired or additional diagnostic information is not available, replace the TCM.
(See TCM REMOVAL/INSTALLATION.)