DTC P1588: Throttle Control Detected Loss Of Return Spring
WARNING: This page does not describe the selected car, but rather 25 other vehicles, including the 2012 Lincoln Navigator L, 2012 Lincoln Navigator, 2012 Lincoln MKZ, 2012 Lincoln MKX, and 2012 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
P1588 - THROTTLE CONTROL DETECTED LOSS OF RETURN SPRING
| Description: The PCM tests the electronic throttle for the ability of the throttle plate to return to the default (limp home) position from both the open and closed positions. This DTC sets when the throttle does not return to the default (limp home) position. | |||
Possible Causes:
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| Diagnostic Aids: Visually inspect the throttle plate for an obstruction. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DV . | ||