Pinpoint Test Ab: DTC P1636

WARNING: This page is about a different variant/trim than selected.

Normal Operation and Fault Conditions

The PCM uses internal drivers that control the solenoid low sides to provide commanded current. These internal drivers communicate with the PCM internally.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
PCM P1636:00	Inductive Signature Chip Communication Error: No Sub Type Information	The PCM uses internal drivers that control the solenoid low sides to provide commanded current. These internal drivers communicate with the PCM. If communication is lost with the solenoid drivers the DTC P1636 sets.

Possible Causes

Internal PCM component failure

AB1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

Using a diagnostic scan tool, clear the DTC for the PCM.

Wait 10 seconds.

Using a diagnostic scan tool, carry out the PCM self-test.

Is DTC P1636 present in the PCM '

Yes	Courtesy of FORD MOTOR COMPANY Guided Routine (PCM) only available in the on-line OEM Service Information

No	The fault is not present at this time and may be intermittent.