DTC Troubleshooting: P0712 (28)
  1. Remove the shift solenoid wire harness, and check for continuity between shift solenoid wire harness connector terminal No. 6 and body ground. Do not disconnect the shift solenoid valve D connector.
Is there continuity?
YES -
Replace the ATF temperature sensor, then go to Step 12 .
NO -
Go to Step 18 .
  1. Reconnect all connectors.
  1. Turn the ignition switch to ON (II).
  1. Clear the DTC with the HDS.
  1. Start the engine with the shift lever in P, and wait for at least 20 seconds.
  1. Check for Temporary DTCs or DTCs with the HDS.
Is DTC P0712 indicated?
YES -
Check for intermittent short to body ground in the wire between the ATF temperature sensor and the PCM, then go to Step 1 .
NO -
Go to Step 17 .
  1. Monitor the OBD STATUS for P0712 in the DTCs MENU with the HDS.
Does the HDS indicate PASSED?
YES -
Troubleshooting is complete. If any other Temporary DTCs or DTCs were indicated in Step 16 , go to the indicated DTC's troubleshooting.■
NO -
If the HDS indicates FAILED, check for intermittent short to body ground in the wire between the ATF temperature sensor and the PCM, then go to Step 1 . If the HDS indicates NOT COMPLETED, go to Step 15 .
  1. Reconnect all connectors.
  1. Update the PCM if it does not have the latest software; R20A3 engine model, K24Z3 engine model, or substitute a known-good PCM.
  1. Start the engine with the shift lever in P, and wait for at least 20 seconds.
  1. Check for Temporary DTCs or DTCs with the HDS.
Is DTC P0712 indicated?
YES -
Check for intermittent short to body ground in the wire between the ATF temperature sensor and the PCM. If the PCM was updated, substitute a known-good PCM, then go to Step 20 . If the PCM was substituted, go to Step 1 .
NO -
Go to Step 22 .
  1. Monitor the OBD STATUS for P0712 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; R20A3 engine model, K24Z3 engine model. If any other Temporary DTCs or DTCs were indicated in Step 21 , go to the indicated DTC's troubleshooting.■
NO -
If the HDS indicates FAILED, check for intermittent short to body ground in the wire between the ATF temperature sensor and the PCM. If the PCM was updated, substitute a known-good PCM, then go to Step 20 . If the PCM was substituted, go to Step 1 . If the HDS indicates NOT COMPLETED, go to Step 20 .