MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Powertrain Control-Emissions Diagnosis

QA: Unable To Activate Self-Test/Network

Powertrain Control-Emissions Diagnosis

Ford gasoline diagnostic supplementReference 5,323 / 6,619HTML edition
← Chapter contentsProcedure contents

Vehicle applicability: This diagnostic supplement covers multiple Ford vehicles and engines. Follow the application named in the source below. Some references apply to vehicles other than Mustang.

QA8 CHECK FOR AN ANTI-LOCK BRAKE SYSTEM (ABS) MODULE CONCERN

• Check for any ABS module DTCs.

• Check for other ABS related symptoms.

Is a concern present?

Yes

No

REFER to the Workshop Manual Section 206- 09, Vehicle Dynamic Systems, DTC Charts to continue diagnosis.

For DTC P1935, The test is complete.

Clear the PCM DTCs. REPEAT the self-test.

For DTC U1012, GO to QA15 .

For all others, GO to QA17 .

QA9 CHECK FOR A BODY CONTROL MODULE (BCM) CONCERN

• Check for any BCM DTCs.

• Check for other BCM related symptoms.

Is a concern present?

QA10 CHECK FOR AN INSTRUMENT PANEL CLUSTER (IPC) CONCERN

• Check for any IPC DTCs.

• Check for other IPC related symptoms.

Is a concern present?

QA11 CHECK FOR A CRUISE CONTROL CONCERN

• Check for any other PCM DTCs.

• Check for other PCM related symptoms.

Is a concern present?

Source reference 5323

2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.