P1023 Diagnostic Trouble Code Discussion for October 2017
Ignition Coil 3 Output Stage Circuit Performance
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| Help Request | Posted | |
| 2011 Porsche Panamera Turbo 4.8L Hesitation, long crank VIN: WP0AC2A70B P1023: fuel pressure/ fuel quantity too low at start. Came in with long crank, and hesitation / stumbling when revving motor. Replaced the high pressure fuel sensor per TSB, same codes returned, and all test show that the fuel system is running in spec... I'm at at lost other than just replacing the low, or high ... |
October 04, 2017 | |
| 2011 Porsche Panamera Turbo 4.8L Hesitation, long crank VIN: WP0AC2A70B P1023: fuel pressure/ fuel quantity too low at start. Came in with long crank, and hesitation / stumbling when revving motor. Replaced the high pressure fuel sensor per TSB, same codes returned, and all test show that the fuel system is running in spec... I'm at at lost other than just replacing the low, or high ... |
October 05, 2017 |
