YES -Troubleshooting is complete. If any other DTCs were indicated in step
16, go to the INDICATED DTC'S TROUBLESHOOTING.
NO -If the HDS indicates FAILED, check for poor connections or loose
terminals between A/T clutch pressure control solenoid valve C and the PCM,
then go to step 1. If the HDS indicates NOT COMPLETED, go to step 15.
18. Update the PCM if it does not have the latest software (see UPDATING THE
PCM ), or substitute a known-good PCM (see SUBSTITUTING THE
PCM ).
19. Start the engine, and wait for at least 1 second.
20. Check for DTCs with the HDS.
Is DTC P0971 indicated?
YES -Check for poor connections or loose terminals between A/T clutch
pressure control solenoid valve C and the PCM. If the PCM was updated,
substitute a known-good PCM (see SUBSTITUTING THE PCM ), then go to
step 19. If the PCM was substituted, go to step 1.
NO -Go to step 21.
21. Monitor the OBD STATUS for P0971 in the DTCs MENU with the HDS.
Does the HDS indicate PASSED?
YES -If the PCM was updated, troubleshooting is complete. If the PCM was
substituted, replace the original PCM (see ECM/PCM REPLACEMENT ). If
any other DTCs were indicated in step 20, go to the INDICATED DTC'S
TROUBLESHOOTING.
NO -If the HDS indicates FAILED, check for poor connections or loose
terminals between A/T clutch pressure control solenoid valve C and the PCM.
If the PCM was updated, substitute a known-good PCM (see
SUBSTITUTING THE PCM ), then go to step 19. If the PCM was
substituted, go to step 1. If the HDS indicates NOT COMPLETED, go to step
19.
2008 Honda Civic LX
2006-08 TRANSMISSION Automatic Transmission - Civic (Except Hybrid)