1240.01 No Pump Pressure Feed—Second Stage (P1093) Rail Pressure lower than target rail pressure (10 MPa or greater) and holds for 8 seconds or longer. See Tech 2 Diagnostic Trouble Code P1093 in Isuzu Engine Trouble Shooting Manual. (1E-.403.) JC89288,00000C0 –19–18JAN06–1/1 1347.00 PCV #1 Open Circuit or Short to Ground (P0092) PCV #1 feedback signal open circuit or short to ground. See Tech 2 Diagnostic Trouble Code P0092 in Isuzu Engine Trouble Shooting Manual. (1E-199.) JC89288,00000B8 –19–24JAN06–1/1 1347.04 PCV #1 Short to Power (P0091) PCV #1 feedback signal short to power. See Tech 2 Diagnostic Trouble Code P0091 in Isuzu Engine Trouble Shooting Manual.
(1E-193.) JC89288,00000B9 –19–24JAN06–1/1 TM2361 (24JUN08) 9001-20-12 450DLC Excavator Operation and Tests 062608 PN=180 Engine Control Module (ECM) Diagnostic Trouble Codes 1239.01 — No Pump Pressure—First Stage (P1094) 9001 20 12 Rail Pressure lower than target rail pressure (10 MPa or greater) and holds for 8 seconds or longer. See Tech 2 Diagnostic Trouble Code P1094 in Isuzu Engine Trouble Shooting Manual. (1E-411.) JC89288,00000BF –19–18JAN06–1/1