Electrical systems - FAULT CODES
DTC 199-02-Turbocharger boost pressure is higher than expected
Control Module : ECU
Context:
The Engine Control Unit (ECU) A-9000 monitors boost pressure using the intake manifold pressure sensor B-9001.
If the ECU A-9000 determines that boost pressure is higher than expected, this fault will occur. For more information
regarding the troubleshooting of an over-boost condition, see Turbocharger - Troubleshooting (10.250).
Cause:
The ECU A-9000 has determined that boost pressure is higher than expected.
Possible failure modes:
1. Faulty wastegate pressure modulator valve Y-9008, if applicable.
2. Faulty wastegate, sticking or broken linkage.
3. Faulty intake manifold pressure sensor B-9001, signal drifted.
4. Faulty ECU A-9000, software.
47866583_ 02/12/2015
55.12 [55.DTC] / 97