Operation CHARM: Car repair manuals for everyone.

Circuit Opening Relay

ON-VEHICLE INSPECTION

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

NOTE:
- Some systems need to be initialized after the cable is reconnected./
- After the ignition switch is turned OFF, the navigation system requires approximately 90 seconds to record various types of memory and settings. As a result, after turning the ignition switch OFF, wait 90 seconds or more before disconnecting the cable from the negative (-) battery terminal.

2. REMOVE CIRCUIT OPENING RELAY (C/OPN)
a. Remove the engine room relay block cover.
b. Remove the circuit opening relay from the engine room relay block.




3. INSPECT CIRCUIT OPENING RELAY (C/OPN)




a. Measure the resistance according to the the value(s) in the table.

If the result is not as specified, replace the relay.

4. INSTALL CIRCUIT OPENING RELAY (C/OPN)
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

NOTE: Some systems need to be initialized after the cable is reconnected.