Pinpoint Test Pc: Run The Diagnostic Tool Data Link Test

WARNING: This page is about a different car, the 2004 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.

Test Step

PC1 DIAGNOSTIC TOOL DATA LINK TEST

Carry out the diagnostic tool data link test.
Is system passed obtained?

Result / Action to Take

Yes

RETURN to the Symptom Chart for the module in question.

If ISO circuit faults; all electronic control units no response/not equipped, Go To PINPOINT TEST P: NO INTERNATIONAL STANDARDS ORGANIZATION (ISO) 9141 NETWORK COMMUNICATION .

If UBP circuit faults; all electronic control units no response/not equipped, Go To PINPOINT TEST R: NO UNIVERSAL ASYNCHRONOUS RECEIVER-TRANSMITTER (UART) - BASED PROTOCOL (UBP) NETWORK COMMUNICATION .

If SCP+ circuit faults; all electronic control units no response/not equipped, Go To PINPOINT TEST Q: NO STANDARD CORPORATE PROTOCOL (SCP) NETWORK COMMUNICATION .

If SCP- circuit faults; all electronic control units no response/not equipped, Go To PINPOINT TEST Q: NO STANDARD CORPORATE PROTOCOL (SCP) NETWORK COMMUNICATION .

If no response from the diagnostic tool, Go To PINPOINT TEST S: NO MODULE/NETWORK COMMUNICATION - NO POWER TO THE DIAGNOSTIC TOOL .

If ISO or SCP circuit faults; all electronic control units no response/not equipped, REFER to SYMPTOM CHART .

If the module in question is no response on SCP+, REFER to SYMPTOM CHART .

If the module in question is no response on SCP-, REFER to SYMPTOM CHART .

If the module in question is no response/not equipped, REFER to SYMPTOM CHART .