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