Fault in the control of the variable valve lift motor : Open circuit
PSA · engine
Data confidence72%
The control module detected an interruption (open circuit) in the Fault in the control of the variable valve lift motor circuit. Documented for the Bosch MED 17.4.x engine ECU (EP6 THP family) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Applies toPeugeotBosch MED 17.4.x engine ECU (EP6 THP family)
P101D
Fault in the control of the variable valve lift motor : Open circuit
PSA · engine
Data confidence72%
The control module detected an interruption (open circuit) in the Fault in the control of the variable valve lift motor circuit. Documented for the Bosch MEV17.4 engine ECU (EP6 1.6 VTi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Heated oxygen sensor (HO2S) 1, bank 1 - heater circuit malfunction - stuck on
Toyota · emissions
Data confidence62%
The control module detected improper operation of the Heated oxygen sensor (HO2S) 1, bank 1 - heater circuit. This is the manufacturer-specific definition used by Toyota.
Powertrain: engine, transmission and driveline systems.
1
Manufacturer-defined range: the meaning can differ between brands.
01D
Specific fault index within the subsystem.
Frequently asked questions about P101D
What does P101D mean?
Diagnostic Trouble Code (3 interpretations). The control module detected an interruption (open circuit) in the Fault in the control of the variable valve lift motor circuit. Documented for the Bosch MED 17.4.x engine ECU (EP6 THP family) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Is P101D generic or manufacturer-specific?
P101D is a manufacturer-specific code. In this database it is documented for: PSA, Toyota. The same number can mean something different on other brands.
Can TuningBot remove P101D at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
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