Navigation System (for CrewMax)

NAVIGATION: NAVIGATION SYSTEM (for CrewMax): 58-40: GPS Antenna Error

DTC 58-40 - GPS Antenna Error

DTC 58-41 - GPS Antenna Power Source Error

DTC 80-40 - GPS Antenna Error

DTC 80-41 - GPS Antenna Power Source Error

DESCRIPTION





INSPECTION PROCEDURE
HINT: After the inspection is completed, clear the DTCs Navigation System (for CrewMax).

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (NAVIGATION ANTENNA - NAVIGATION RECEIVER)
(a) Check that the navigation antenna cord is securely connected to the navigation receiver.
OK:
The cord is securely connected.
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. REPLACE NAVIGATION ANTENNA
(a) Replace the navigation antenna with a normal one.
(b) Clear the DTCs Navigation System (for CrewMax).
(c) Recheck for DTCs and check if the same trouble occurs again.
OK:
Same problem does not occur.

Result





C -- REPLACE NAVIGATION RECEIVER
B -- REPLACE NAVIGATION RECEIVER
A -- END