Chrysler DTC P1696 – PCM Failure EEPROM Write Denied
DTC P1696 meaning on Chrysler
DTC P1696 on a Chrysler vehicle indicates a PCM (Powertrain Control Module) failure due to EEPROM (Electrically Erasable Programmable Read-Only Memory) write being denied. This means that the PCM was unable to write data to its memory, which can lead to various issues with the vehicle’s engine management system.
Chrysler DTC P1696 symptoms
- Check Engine Light (MIL) illuminated
- Engine performance issues
- Vehicle may go into limp mode
- Difficulty starting the engine
Chrysler DTC P1696 causes
- PCM internal failure
- EEPROM malfunction
- Electrical wiring issues
- Software corruption
Chrysler DTC P1696 seriousness
The seriousness of DTC P1696 lies in the fact that it indicates a failure within the PCM, which is a critical component responsible for controlling various engine functions. Ignoring this issue can lead to further damage to the vehicle and potentially unsafe driving conditions.
How to diagnose DTC P1696 on Chrysler
- Use a diagnostic scanner to retrieve the trouble codes
- Check for any other related codes or symptoms
- Inspect the PCM and wiring connections for any visible damage
- Perform a thorough inspection of the EEPROM for malfunction
How to fix DTC P1696 on Chrysler
- Replace the PCM with a new or remanufactured unit
- Ensure proper programming of the new PCM
- Address any underlying electrical issues
- Clear the trouble codes and perform a test drive to confirm the repair
How to erase DTC P1696 on Chrysler
- Use a diagnostic scanner to clear the trouble codes
- If the issue has been fixed, the code should not reappear
- Perform a final check to ensure the Check Engine Light is off
Recommended tools for Chrysler diagnostics
Explore our expert picks: The Best OBD2 Scanners for 2025
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.