Mazda RX-8 Manual page 1112

With the ignition switch at the ON position,
does the gear position indicator light
1
indication correspond to the selector lever
position?
Disconnect the solenoid valve connector.
Does the vehicle operate as follows?
2
D range: 3GR (fixed)
R position: Reverse
Disconnect the TCM connector.
Is the resistance between terminal 2U at the
4
TCM connector and terminal J at solenoid
valve wiring harness-side connector 5.0
ohms or less ?
Is the resistance between ground terminal
5
2M or 2Q at the TCM connector and body
ground 5.0 ohms or less ?
6 Stop the engine.
Yes Go to the next step.
Go to No.29 "GEAR POSITION INDICATOR
LIGHT DOES NOT ILLUMINATE IN M
RANGE", or No.30 "GEAR POSITION
INDICATOR LIGHT ILLUMINATES IN D
No
RANGE OR P, N, R POSITIONS".
(See SELECTOR LEVER COMPONENT
INSPECTION .)
Yes Go to the next step.
Overhaul the control valve body and repair or
replace any malfunctioning parts.
(See PCM INSPECTION .)
(See TCM INSPECTION .)
PCM PIDs (using WDS or equivalent):
o
APP1
•
APP2
•
TP_REL
•
No
VSS
•
TCM terminal voltage:
o
2G (turbine sensor)
•
1D (TR switch, P position)
•
2B (TR switch, N position)
•
2C (TR switch, R position)
•
2E (TR switch, D range)
•
2K (VSS)
•
Repair or replace any malfunctioning parts.
Yes Go to the next step.
No Repair open circuit.
Yes Go to the next step.
No Repair open ground circuit.
Yes Go to the next step.
(w) RX-8 Transmission (Manual & Auto)
Page 87