Pinpoint Test Q: DTC B11E8:17

Anti-Lock Control - Four-Channel

Pinpoint Tests

Pinpoint Test Q: DTC B11E8:17

Refer to Wiring Diagram Set 42, Vehicle Dynamic Systems for schematic and connector information. Diagrams By Number

Normal Operation
- DTC B11E8:17 (ABS Power Supply: Circuit Voltage Above Threshold) - this DTC sets in continuous memory and on demand if the voltage supplied to the ABS module exceeds 16 volts during the ABS module self-test or normal operation.

This pinpoint test is intended to diagnose the following:
- Charging system concern
- ABS module

PINPOINT TEST Q: DTC B11E8:17

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.

NOTE: DTC B11E8:17 may be stored in the module memory due to past battery charging or vehicle jump starting events.

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Q1 CHECK FOR DTC B11E8:17, B1317, B1676, P0563 (PCM) OR U3003:17 SET IN OTHER MODULES

- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Self-Test.
- Retrieve the continuous memory DTCs from all modules.
- Is DTC B11E8:17, B1317, B1676, P0563 (PCM) or U3003:17 set in more than one module?

Yes
REFER to Charging System Testing and Inspection to diagnose an overcharging condition.

No
GO to Q2.

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Q2 CHECK THE BATTERY VOLTAGE

- Turn off all interior/exterior lights and accessories.
- Start and run the engine at approximately 2,000 rpm for 3 minutes while monitoring the battery voltage.
- Does the battery voltage rise to 15.5 volts or higher?

Yes
REFER to Charging System Testing and Inspection to diagnose an overcharging condition.

No
GO to Q3.

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Q3 RECHECK FOR DTC B11E8:17

- Turn the engine off.
- Ignition ON.
- Enter the following diagnostic mode on the scan tool: Self-Test.
- Clear the continuous memory DTCs.
- Carry out the ABS module self-test.
- Is DTC B11E8:17 present?

Yes
INSTALL a new ABS module. REFER to Anti-Lock Brake System (ABS) Module Service and Repair. TEST the system for normal operation.

No
The system is operating normally at this time. The DTC may have been set previously during battery charging or while jump starting the vehicle.

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