DTC P1636: Inductive Signature Chip Communication Error
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
P1636 - INDUCTIVE SIGNATURE CHIP COMMUNICATION ERROR
| Description: | Indicates the powertrain control module (PCM) has lost communication with the inductive signature chip. | ||
| Possible Causes: |
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| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | DTC P1636 indicates the powertrain control module (PCM) has lost communication with the inductive signature chip. Install a new PCM. Refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) . | ||