Trunk Opener Unit Cannot Be Locked And Unlocked With The Transmitter; Trunk Opener Unit Can Be Unlocked But Cannot Be Locked With The Transmitter - Honda GL1800 Service Manual

LIGHTS/METERS/SWITCHES
Trunk opener unit cannot be locked and unlocked
with the transmitter
1. Remove the trunk lid inner cover and disconnect
the trunk lock control unit 18P white connector
(page 20-46).
2. Unlock the trunk opener unit with the ignition
key.
Connect a 12-V battery (+) terminal to the Yellow
wire terminal and (–) terminal to the Red wire ter-
minal momentarily.
The trunk opener unit should be locked.
• If the trunk opener unit is locked, go to step 3.
• If the trunk opener unit is not locked, check
the following:
– lock/unlock actuator (page 20-47)
– open circuit in the Red and Yellow wires
– loose or poor contact of related connectors
3. Connect a 12-V battery (+) terminal to the Red
wire terminal and (–) terminal to the Yellow wire
terminal momentarily.
The trunk opener unit should be unlocked.
• If the trunk opener unit is unlocked, replace
the trunk opener unit (page 20-48).
• If the trunk opener unit is not unlocked,
replace
(page 20-46).
Trunk opener unit can be unlocked but cannot be
locked with the transmitter
Make sure all trunk and saddlebag lids are closed
completely.
1. Remove the trunk lid inner cover and disconnect
the trunk lock control unit 18P white connector
(page 20-46).
2. Check for continuity between the Brown/red wire
terminal and ground.
There should be no continuity.
• If there is no continuity, go to step 3.
• If there is continuity, check the following:
– trunk and saddlebag open switches (pages
– short circuit in the Brown/red, Red/white,
3. Unlock the trunk opener unit with the ignition
key.
Check for continuity between the White wire ter-
minal and ground.
There should be no continuity.
• If there is no continuity, replace the trunk lock
control unit (page 20-46).
• If there is continuity, check the following:
– lock/unlock switch (page 20-47)
– short circuit in the White wire
20-44
the trunk lock
20-48 and 20-49)
White/red and Blue/red wires between the
trunk control unit and open switches
Red
(viewed from the terminal side)
control unit
(viewed from the terminal side)
Yellow
8P WHITE CONNECTOR
8P WHITE CONNECTOR
Brown/red
White