"SERVICE BULLETIN - THE MIL COMES ON WITH ONE OF THESE DTCS:
• P2646/P2651 (ROCKER ARM OIL PRESSURE SWITCH CIRCUIT LOW VOLTAGE).
• P2647/P2652 (ROCKER ARM OIL PRESSURE SWITCH CIRCUIT HIGH VOLTAGE).
NOTE: THE SYMPTOM MAY BE INTERMITTENT AND YOU MAY NOT BE ABLE TO DUPLICATE IT AFTER CLEARING THE DTC.
THE ROCKER ARM OIL PRESSURE SWITCH MAY FAIL INTERMITTENTLY."