The control module detected a condition consistent with a leak affecting the Leakage Diagnostic Pump Reed Switch Did Not Open. This is the manufacturer-specific definition used by BMW.
TuningBot DTC Database · v4.37.15
P1329 Diagnostic Trouble Code (5 interpretations)
5 manufacturer-specific interpretations across 4 manufacturers in the TuningBot DTC database.
BMW
1 interpretation
Opel
1 interpretationThe control module detected that the monitored Knock control, cylinder 4 - control value reached its permissible limit. This is the manufacturer-specific definition used by Opel.
VAG
2 interpretationsThe control module detected that the monitored Knock control, cylinder 5 - control value reached its permissible limit. This is the manufacturer-specific definition used by Audi.
Possible causes
- Poor quality fuel
- incorrect fuel
- insecure engine component
- KS incorrectly tightened/ defec tive
- shield wiring open circuit
- poor connection
The control module detected that the monitored Knock control, cylinder 5 - control value reached its permissible limit. This is the manufacturer-specific definition used by Volkswagen.
Possible causes
- Poor quality fuel
- incorrect fuel
- insecure engine component
- KS incorrectly tightened/ defec tive
- shield wiring open circuit
- poor connection
Volvo
1 interpretationThe control module detected a fault associated with the Engine control module (ECM), knock control detection - circuit zero - test circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Volvo.
Possible causes
ECM
Related and nearby codes
How to read P1329
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about P1329
What does P1329 mean?
Diagnostic Trouble Code (5 interpretations). The control module detected a condition consistent with a leak affecting the Leakage Diagnostic Pump Reed Switch Did Not Open. This is the manufacturer-specific definition used by BMW.
Is P1329 generic or manufacturer-specific?
P1329 is a manufacturer-specific code. In this database it is documented for: BMW, Opel, VAG, Volvo. The same number can mean something different on other brands.
Can TuningBot remove P1329 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.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
