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". 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.
^ Brake switch.
^ Combination meter.

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".
^ Monitor item
^ Accelerator pedal operation CLSD THL POS W/O THL POS
^ Released ON OFF
^ Fully depressed OFF ON
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. Refer to "CONSULT-II". CAN Communication Line. Refer to "DTC U1000 CAN COMMUNICATION LINE".
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.