DTC Troubleshooting: P0589-15 - Honda Accord CR/CT 2012-2017

1.

Problem verification:

Problem verification

?1.	Turn the vehicle to the ON mode.

?2.	Clear the DTC with the HDS.

?3.	Turn the vehicle to the OFF (LOCK) mode.

?4.	Turn the vehicle to the ON mode, then wait for at least 5 seconds.

?5.

Check for DTCs with the HDS.

DTC Description	DTC	Freeze Frame
P0589-15 Main Switch Signal Circuit Open

Is DTC P0589-15 indicated?


	YES

The failure is duplicated. Go to step 2.


	NO

Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the Freeze data/on-board snapshot.?

2.

Open wire check (CRUISE SW line) 1:

Open wire check (CRUISE SW line) 1

?1.	Turn the vehicle to the OFF (LOCK) mode.

?2.

Disconnect the following connector.

ACC/LKAS switch 12P connector

?3.	Turn the vehicle to the ON mode.

?4.

Measure the voltage between test points 1 and 2.

Test condition	Vehicle ON mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	ACC/LKAS switch 12P connector No. 2
Test point 2	Body ground

Is there about 5 V?


	YES

The CRUISE SW wire is not open. Go to step 3.


	NO

Go to step 7.

3.

ACC/LKAS switch internal circuit check:

ACC/LKAS switch internal circuit check

?1.

Measure the voltage between test points 1 and 2.

Test condition	Vehicle ON mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	ACC/LKAS switch 12P connector No. 2
Test point 2	ACC/LKAS switch 12P connector No. 5

Is there about 5 V?


	YES

Replace the ACC/LKAS switch.?


	NO

Go to step 4.

4.

Open wire check (CRUISE SW GND line) 1:

Open wire check (CRUISE SW GND line) 1

?1.

Check for continuity between test points 1 and 2 without disconnect the cable reel connector C (20P).

Test condition	Vehicle OFF (LOCK) mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	Cable reel connector C (20P) No. 16
Test point 2	Body ground

Is there continuity?


	YES

Repair an open in the wire between the ACC/LKAS switch and the cable reel.?


	NO

Go to step 5.

5.

Open wire check (CRUISE SW GND line) 2:

Open wire check (CRUISE SW GND line) 2

?1.

Check for continuity between test points 1 and 2 without disconnect the cable reel connector A (20P).

Test condition	Vehicle OFF (LOCK) mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	Cable reel connector A (20P) No. 4
Test point 2	Body ground

Is there continuity?


	YES

Replace the cable reel.?


	NO

Go to step 6.

6.

Open wire check (CRUISE SW GND line) 3:

Open wire check (CRUISE SW GND line) 3

?1.

Check for continuity between test points 1 and 2 without disconnect the gauge control module 32P connector.

Test condition	Vehicle OFF (LOCK) mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	Gauge control module connector A (32P) No. 12
Test point 2	Body ground

Is there continuity?


	YES

Repair an open in the wire between the gauge control module and the cable reel.?


	NO

The CRUISE SW GND wire is not open. Replace the gauge control module.?

7.

Open wire check (CRUISE SW line) 2:

Open wire check (CRUISE SW line) 2

?1.

Measure the voltage between test points 1 and 2 without disconnect the cable reel connector C (20P).

Test condition	Vehicle ON mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	Cable reel connector C (20P) No. 15
Test point 2	Body ground

Is there about 5 V?


	YES

Repair an open in the wire between the ACC/LKAS switch and the cable reel.?


	NO

Go to step 8.

8.

Open wire check (CRUISE SW line) 3:

Open wire check (CRUISE SW line) 3

?1.

Measure the voltage between test points 1 and 2 without disconnect the cable reel connector A (20P).

Test condition	Vehicle ON mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	Cable reel connector A (20P) No. 3
Test point 2	Body ground

Is there about 5 V?


	YES

Replace the cable reel.?


	NO

Go to step 9.

9.

Open wire check (CRUISE SW line) 4:

Open wire check (CRUISE SW line) 4

?1.

Measure the voltage between test points 1 and 2 without disconnect the gauge control module connector A (32P).

Test condition	Vehicle ON mode
	ACC/LKAS switch 12P connector: disconnected
Test point 1	Gauge control module connector A (32P) No. 28
Test point 2	Body ground

Is there about 5 V?


	YES

Repair an open in the wire between the gauge control module and the cable reel.?


	NO

The CRUISE SW wire is not open. Replace the gauge control module.?