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1. Clear the DTC with the HDS. 2. Start the engine, and shift to the D position. 3. Check that DTC P0979 recurs. Is DTC P0979 indicated? YES: Go to step 7 . NO: Go to step 4. 4. Select SHIFT SOL TEST in MISC. TEST MENU, then carry out A/T SHIFT SOL C test in SHIFT SOL TEST MENU with the HDS. 5. Start the engine, and shift to the D position. 6. Check the OBD STATUS in DTCs MENU for a pass/fail test of code P0979. Did the result indicate a fail? YES: Go to step 7. NO: Intermittent failure, the system is OK at this time. Check the GRN wire for an 7. Turn the ignition switch OFF. 8. Jump the SCS line with the HDS. 9. Disconnect PCM connectors A (31P) and C (22P). 10. Measure the resistance between PCM connector terminals C2 and A8 or A9. Is there less than 12 ohm? YES: Go to step 11. NO: Update the PCM if it does not have the latest software, or substitute a known-good troubleshoot. z This code is caused by an electrical circuit problem and cannot be caused
2004 Acura TSX 2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed
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