Mazda RX-8 Manual page 1991

Diagnostic procedure
STEP INSPECTION
1
While the vehicle is in reverse, are
•
back-up lights illuminated?
Disconnect car-navigation unit
•
connector (16-pin).
Turn ignition switch to ON position.
•
Shift selector lever to R range (AT) or
•
reverse position (MT).
2* Measure voltage at the following
•
terminal of car-navigation unit
connector (16-pin, harness side):
Terminal 1L (Shift position (R
range (AT) or reverse position
(MT)) signal)
Is voltage 9 V or more ?
•
3
Does vehicle locator mark indicate
•
actual position of vehicle?
ACTION
Yes Go to next step.
No Repair back-up light circuit, then go to next step.
Replace car-navigation unit (available at Clarion
Yes service center) or get it repaired at Panasonic
Service center, then go to next step.
AT
Inspect wiring harness between car-
•
navigation unit (16-pin, terminal 1L) and
transaxle range switch, then go to next
step.
No
MT
Inspect wiring harness between car-
•
navigation unit (16-pin, terminal 1L) and
back-up light switch, then go to next step.
Complete troubleshooting, then explain repairs to
Yes
customer.
Recheck malfunction symptoms, then repeat
No
from Step 1 if malfunction recurs.
(w) RX-8 Body
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