Pinpoint Test E: DTC P1243
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 Jaguar S-Type, 2007 Jaguar S-Type, 2006 Jaguar S-Type, 2005 Jaguar S-Type, and 2004 Jaguar S-Type. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK THE ACCELERATOR PEDAL DEMAND SENSOR GROUND CIRCUIT
Disconnect the ECM electrical connector PI 1 and the accelerator pedal electrical connector CA 88.
Measure the resistance between PI 1 pin 19 (BG) and CA 88 pin 6 (BG).
Measure the resistance between PI 1 pin 20 (BG) and CA 88 pin 3 (BG).
Is the resistance less than 5 ohms?
YES: DIAGNOSE the electronic engine control system. For additional information, refer to Electronic Engine Controls or Electronic Engine Controls .
NO: REPAIR the accelerator pedal demand sensor ground circuit from the accelerator pedal to the ECM. CLEAR the DTC. TEST the system for normal operation.