Was an obvious cause for an observed or reported concern found?
Yes | CORRECT the cause as necessary. |
|---|---|
No | GO to A2 |
A2 CHECK FOR NO KEY DETECTED MESSAGE IN THE MESSAGE CENTER
NOTE: There are certain areas inside the vehicle where the passive key may not be detected and the message center displays NO KEY DETECTED. If the passive key is in the far outside edges of the interior (like in a door map pocket or above a sun visor) it might not be detected. Move the passive key to a different location and try to start the vehicle again. Check the message displayed in the message center while pressing the engine start/stop switch.
Is NO KEY DETECTED displayed?
Yes | DIAGNOSE the NO KEY DETECTED concern. REFER to: Passive Anti-Theft System (PATS) (419-01B Passive Anti-Theft System (PATS), Diagnosis and Testing). |
|---|---|
No | GO to A3 |
A3 VERIFY THE BCM (BODY CONTROL MODULE) , IPC (INSTRUMENT PANEL CLUSTER) AND PCM (POWERTRAIN CONTROL MODULE) PASS THE NETWORK TEST
Ignition ON. Using a diagnostic scan tool, perform the Network Test.
Did the BCM, IPC and PCM pass the Network Test?
Yes | GO to A4 |
|---|---|
No | REFER to: Communications Network (418-00) . |
A4 RETRIEVE BCM (BODY CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
Using a diagnostic scan tool, perform BCM self-test.
Are any BCM Diagnostic Trouble Codes (DTCs) present?
Yes | For DTC P0830:11 GO to A26 For all BCM Diagnostic Trouble Codes (DTCs), REFER to the BCM DTC Chart in this section. |
|---|---|
No | GO to A5 |
A5 RETRIEVE PCM (POWERTRAIN CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
Using a diagnostic scan tool, perform PCM self-test.
Are any PCM Diagnostic Trouble Codes (DTCs) other than P06E9 present?
Yes | REFER to the PCM DTC Chart in this section. |
|---|---|
No | With automatic transmission, GO to A6 With manual transmission, GO to A11 |
A6 CHECK THE OPERATION OF THE STOPLAMPS
While observing the stoplamps, apply the brake pedal.
Do the stoplamps illuminate?
Yes | GO to A7 |
|---|---|
No | DIAGNOSE All the Stoplamps are inoperative. REFER to: Stoplamps (417-01 Exterior Lighting, Diagnosis and Testing). |
A7 CHECK THE BRAKE PEDAL POSITION (BOO1) PID (PARAMETER IDENTIFICATION)
Using a diagnostic scan tool, view PCM Parameter Identifications (PIDs). Monitor the PCM B001 PID while applying the brake pedal.
Does the PID read On?
Yes | GO to A9 |
|---|---|
No | GO to A8 |
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.