Honda Accord 2008 Manual page 1018

07/11/02 09:15:57 61TA0000_140_0175
DTC P0973: Short in Shift Solenoid Valve A
Circuit
NOTE:
• Before you troubleshoot, record all freeze data and
any on-board snapshot with the HDS, and review
General Troubleshooting Information (see page 14-4).
• This code is caused by an electrical circuit problem
and cannot be caused by a mechanical problem in the
transmission.
1. Turn the ignition switch to ON (II).
2. Clear the DTC with the HDS.
3. Test-drive the vehicle in 1st gear with the shift lever
in D for at least 1 second.
4. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P097 3 indicated?
YES − Go to step 8.
NO − Go to step 5.
5. Select Shift Solenoid Valve A in the Miscellaneous
Test Menu, and test shift solenoid valve A with the
HDS.
Is a clicking sound heard?
−
YES Go to step 6.
NO − Go to step 8.
6. Test-drive the vehicle in 1st gear with the shift lever
in D for at least 1 second.
7. Monitor the OBD STATUS for P0973 in the DTCs
MENU with the HDS.
Does the HDS indicate F AILED?
−
YES Go to step 8.
NO − If the HDS indicates PASSED, intermittent
failure, the system is OK at this time. Check for
intermittent short to body ground in the wire
between shift solenoid valve A and the PCM. If the
HDS indicates NOT COMPLETED, go to step 5.
8. Turn the ignition switch to LOCK (0).
9. Jump the SCS line with the HDS.
10. Disconnect PCM connectors B (49P) and C (49P).
11. Measure the resistance between PCM connector
terminals B11 and C44.
PCM CONNECTORS
SH A (BLU/BLK)
B (49P) C (49P)
Terminal side of female terminals
Is there less than 12 ?
YES − Go to step 12.
NO − Go to step 22.
12. Disconnect the shift solenoid harness connector.
13. Check for continuity between PCM connector
terminals B11 and C44.
PCM CONNECTORS
SH A (BLU/BLK)
B (49P) C (49P)
Terminal side of female terminals
Is there continuity?
YES − Repair short to body ground in the wire
between PCM connector terminal B11 and the shift
solenoid harness connector, then go to step 16.
NO − Go to step 14.
ＴＡ０８ＡＥＢＫ７７１０００９０９７３ＦＡＡＴ００
LG1 (BRN/YEL)
LG1 (BRN/YEL)
(cont'd)
14-173
＊０１
＊０２