Component Tests and General Diagnostics

PARK/NEUTRAL POSITION, MANUAL MODE, BRAKE AND THROTTLE POSITION SWITCH CIRCUIT

Diagnostic Procedure
1. CHECK PNP SWITCH CIRCUIT

With CONSULT-II





1. Turn ignition switch to "ON" position. (Do not start engine.)
2. Select "MAIN SIGNALS" in "DATA MONITOR" mode for "A/T" with CONSULT-II.
3. Read out "N", "P", "R" and "D" position switches moving selector lever to each position.
OK or NG
OK>> GO TO 3.
NG>> GO TO 2.

2. DETECT MALFUNCTIONING ITEM
Check the following items.
^ Disconnection or short-circuit in the harness between TCM and PNP switch 1, 2, 3, 4.
^ Disconnection or short-circuit in the harness between the PNP switch 3 monitor and TCM.
^ PNP switch. Refer to "DTC P0705 PARK/NEUTRAL POSITION SWITCH". P0705
OK or NG
OK>> GO TO 3.
NG>> Repair or replace damaged parts.

3. CHECK MANUAL MODE SWITCH CIRCUIT

With CONSULT-II





1. Turn ignition switch to "ON" position. (Do not start engine.)
2. Select "TCM INPUT SIGNALS" in "DATA MONITOR" mode for "A/T" with CONSULT-II.
3. Read out ON/OFF switching action of the "MANU MODE SW", "NON M-MODE SW", "UP SW LEVER", "DOWN SW LEVER".
OK or NG
OK>> GO TO 5.
NG>> GO TO 4.

4. DETECT MALFUNCTIONING ITEM
Check the following items.
^ Manual mode switch. Refer to "DTC P1815 MANUAL MODE SWITCH". P1815
^ Check the connector housing for missing, loosening, bending or falling down of any terminal.
OK or NG
OK>> GO TO 5.
NG>> Repair or replace damaged parts.

5. CHECK BRAKE SWITCH CIRCUIT

With CONSULT-II





1. Turn ignition switch to "ON" position. (Do not start engine.)
2. Select "TCM INPUT SIGNALS" in "DATA MONITOR" mode for "A/T" with CONSULT-II.
3. Read out ON/OFF switching action of the "BRAKE SW".
OK or NG
OK>> GO TO 6.
NG>> Check the following items.
^ Stop lamp switch. Refer to "BRAKE PEDAL". Testing and Inspection
^ Combination meter. Refer to "COMBINATION METERS". Combination Meters

6. CHECK THROTTLE POSITION SIGNAL CIRCUIT

With CONSULT-II








1. Turn ignition switch to "ON" position. (Do not start engine.)
2. Select "TCM INPUT SIGNALS" in "DATA MONITOR" mode for "A/T" with CONSULT-II.
3. Depress accelerator pedal and read out the value of "CLSD THL POS" and "W/O THL POS".
4. Perform the self-diagnosis for "ENGINE" with CONSULT-II.
OK or NG
OK>> GO TO 7.
NG>> Repair or replace damaged parts.

7. CHECK DTC
Perform SELF-DIAGNOSTIC PROCEDURE. With Manufacturer's Scan Tool
Refer to AT-70, CONSULT-II. With Manufacturer's Scan Tool
CAN Communication Line. Refer to AT-83. Transmission Control Systems
OK or NG
OK >> INSPECTION END
NG>> GO TO 8.

8. PERFORM TCM INSPECTION
1. Perform TCM input/output signal inspection.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >> INSPECTION END
NG>> Repair or replace damaged parts.