OBDII Code List

P1A05 LINCOLN - Desired Engine Speed Signal

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Transmission Control Module (TCM)
  • Faulty Powertrain Control Module (PCM)

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1a05 Lincoln Description

The Transmission Control Module (TCM) continuously monitors the Controlled Area Network (CAN) network for a desired engine speed message from the Powertrain Control Module (PCM). This code is set when the desired engine speed is not within the expected range.
OBDII Code P1a05 Lincoln - Desired Engine Speed Signal -

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P1A05 LINCOLN Comments

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