Infiniti DTC P1835 – Trans Kickdown Switch Malfunction
DTC P1835 meaning on Infiniti
DTC P1835 on an Infiniti indicates a malfunction in the transmission kickdown switch circuit. The Powertrain Control Module (PCM) has detected an issue with the signal from the kickdown switch, which is used to downshift the transmission for passing or acceleration.
Infiniti DTC P1835 symptoms
- Check Engine Light (CEL) illuminated
- Transmission may not downshift properly
- Reduced acceleration response
Infiniti DTC P1835 causes
- Defective kickdown switch
- Wiring or connector issues in the kickdown switch circuit
- Faulty PCM
Infiniti DTC P1835 seriousness
The seriousness of DTC P1835 on an Infiniti depends on the driving conditions and the extent of the issue. While it may not cause immediate drivability concerns, it can affect the transmission’s performance and fuel efficiency over time if left unresolved.
How to diagnose DTC P1835 on Infiniti
- Use a diagnostic scanner to retrieve the trouble codes
- Inspect the kickdown switch and its wiring for any visible damage
- Check the kickdown switch operation using a multimeter
- Test the continuity and resistance in the kickdown switch circuit
How to fix DTC P1835 on Infiniti
- Replace the kickdown switch if faulty
- Repair any damaged wiring or connectors in the circuit
- If the PCM is determined to be the issue, it may need to be reprogrammed or replaced
How to erase DTC P1835 on Infiniti
- After fixing the underlying issue, use a diagnostic scanner to clear the trouble codes
- Ensure the repair has resolved the problem before clearing the code
Recommended tools for Infiniti diagnostics
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Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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