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EDC16 / P0243 01

Read the instructions below then start the fault diagnostic procedure.

Symptom: Performance loss. Warning lamp lights. Message appears in display.

  P0243 01


Boost Pressure Control Valve, High Pressure Turbo, Short to B+

Fault symptom

Performance loss.

Warning lamp lights.

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.
The control module output is active.

Fault criteria:

Control module output short-circuit to B+.

System reaction to a fault:

Limp Home, engine torque limitation.
Regeneration of DPF prevented.

Checking the wiring harness

Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help

Diagnosis regards:

Electrical fault in connecting leads or component.
Information
Diesel Particulate Filter Regeneration Not Possible !

Functions in the diagnostic tool related to the fault:

Test value:
Charge Air Control PWM, Pre Turbo
Activation:
Charge Air Control PWM, Pre Turbo
(See also description of readings/activations in diagnostic tool)