Mazda RX-8 Manual page 1179

INSPECT TCM CONNECTOR FOR POOR
CONNECTION
Turn the ignition switch to the LOCK
•
4
position.
Inspect for poor connection (such as
•
damaged/pulled-out pins, corrosion).
Are the connector and terminals normal?
•
INSPECT AT SOLENOID VALVE
CONNECTOR FOR POOR CONNECTION
Disconnect the AT solenoid valve
•
5
connector.
Inspect for poor connection (such as
•
damaged/pulled-out pins, corrosion).
Are the connector and terminals normal?
•
INSPECT AT SOLENOID VALVE
CONNECTOR CIRCUIT FOR OPEN CIRCUIT
OR SHORT TO POWER SUPPLY
Turn the ignition switch to the ON position
•
6
(engine off).
Inspect the voltage at AT solenoid valve
•
connector (wiring harness-side) terminal C.
Is the terminal voltage within 4.0    5.0 V ?
•
INSPECT AT SOLENOID VALVE
CONNECTOR CIRCUIT FOR SHORT TO
POWER SUPPLY
7
Inspect the voltage at AT solenoid valve
•
connector (wiring harness-side) terminal D.
Is the terminal voltage B+ ?
•
INSPECT AT SOLENOID VALVE
CONNECTOR CIRCUIT FOR OPEN CIRCUIT
Turn the ignition switch to the LOCK
•
position.
Disconnect the TCM connector.
•
8
Inspect for continuity between the AT
•
solenoid valve connector (wiring harness-
side) terminal D and TCM (wiring harness-
side) terminal 2N.
Is there continuity?
•
9
Yes Go to the next step.
Repair or replace the connector and/or
No
terminal, then go to Step 13.
Yes Go to the next step.
Repair or replace the connector and/or
No
terminal, then go to Step 13.
Yes Go to the next step.
Repair or replace the wiring harness, then go
No
to Step 13.
Repair or replace the wiring harness, then go
Yes
to Step 13.
No Go to the next step.
Yes Go to the next step.
Repair or replace the wiring harness, then go
No
to Step 13.
Yes Go to the next step.
(w) RX-8 Transmission (Manual & Auto)
Page 154