Is DTC U0100:00 set in the ACM, DACMC, or GPSM?

Ignition ON. Using a diagnostic scan tool, clear all Continuous Memory Diagnostic Trouble Codes (CMDTCs). Ignition OFF. Ignition ON. Wait at least 10 seconds. Using a diagnostic scan tool, retrieve all Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Yes	GO to AE3
No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

AE3 CHECK THE PCM (POWERTRAIN CONTROL MODULE) FOR BATTERY VOLTAGE OUT-OF-RANGE DIAGNOSTIC TROUBLE CODES (DTCS)

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

Are any low or high voltage Diagnostic Trouble Codes (DTCs) recorded in the PCM?

Yes	• For DTC P0562 or P0563 set for vehicles with the 2.3L EcoBoost (201kW/273PS), REFER to: Charging System - 2.3L EcoBoost (201kW/273PS) (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart. • For DTC P0562 or P0563 set for vehicles with the 3.7L Duratec (227kW/301PS), REFER to: Charging System - 3.7L Duratec (227kW/301PS) (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart. • For DTC P0562 or P0563 set for vehicles with the 5.0L 32V Ti-VCT, REFER to: Charging System - 5.0L 32V Ti-VCT (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart. • For DTC P0562 or P0563 set for vehicles with the 5.2L, REFER to: Charging System - 5.2L 32V Ti-VCT (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart.
No	GO to AE4

Yes

• For DTC P0562 or P0563 set for vehicles with the 2.3L EcoBoost (201kW/273PS), REFER to: Charging System - 2.3L EcoBoost (201kW/273PS) (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart.

• For DTC P0562 or P0563 set for vehicles with the 3.7L Duratec (227kW/301PS), REFER to: Charging System - 3.7L Duratec (227kW/301PS) (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart.

• For DTC P0562 or P0563 set for vehicles with the 5.0L 32V Ti-VCT, REFER to: Charging System - 5.0L 32V Ti-VCT (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart.

• For DTC P0562 or P0563 set for vehicles with the 5.2L, REFER to: Charging System - 5.2L 32V Ti-VCT (414-00 Charging System - General Information, Diagnosis and Testing). See PCM DTC Chart.

GO to AE4

AE4 CHECK FOR BATTERY VOLTAGE OUT-OF-RANGE DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, perform the self-test for the following modules:

ACM DACMC GPSM

Are low or high voltage Diagnostic Trouble Codes (DTCs) recorded in the APIM, DACMC, or GPSM?

Yes	• For DTC U3003:16, GO to Pinpoint Test AQ • For DTC U3003:17, GO to Pinpoint Test AR
No	GO to AE5

Yes

• For DTC U3003:16, GO to Pinpoint Test AQ

• For DTC U3003:17, GO to Pinpoint Test AR

GO to AE5

AE5 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U0100:00 SET IN MULTIPLE MODULES

Review the recorded results from the self-test.

Is DTC U0100:00 set in more than one module?

Source reference 4218

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.