BMW DTC P1535 – DISA (Differentiated Intake Manifold) Coil Temperature Limit Value Exceeded
DTC P1535 meaning on BMW
The DTC P1535 code on a BMW indicates that the temperature limit value of the DISA (Differentiated Intake Manifold) coil has been exceeded. The DISA system is responsible for adjusting the length of the intake manifold runners to optimize performance at different engine speeds.
BMW DTC P1535 symptoms
Symptoms of the DTC P1535 code on a BMW may include rough idling, decreased engine performance, reduced fuel efficiency, and potentially an illuminated check engine light on the dashboard.
BMW DTC P1535 causes
The DTC P1535 code on a BMW can be triggered by a faulty DISA coil, wiring issues, or a malfunction in the DISA system itself. It may also be caused by overheating of the coil due to various factors.
BMW DTC P1535 seriousness
While the DTC P1535 code may not cause immediate harm to the vehicle, it can lead to decreased engine performance and fuel efficiency if left unresolved. It is recommended to address this issue promptly to prevent further complications.
How to diagnose DTC P1535 on BMW
To diagnose the DTC P1535 code on a BMW, a mechanic would typically use a diagnostic scanner to retrieve the fault codes stored in the vehicle’s computer system. They would then inspect the DISA coil, wiring, and related components for any visible damage or issues.
How to fix DTC P1535 on BMW
Fixing the DTC P1535 code on a BMW may involve replacing the faulty DISA coil, repairing any damaged wiring, or addressing issues within the DISA system. It is recommended to follow the manufacturer’s repair procedures and use quality replacement parts.
How to erase DTC P1535 on BMW
To erase the DTC P1535 code on a BMW, a mechanic can use a diagnostic scanner to clear the fault codes stored in the vehicle’s computer system. Once the issue has been addressed and fixed, the code can be reset to turn off the check engine light.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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