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Home/DTC Codes/Tesla/Model S/2014-2016 P85D Dual Motor AWD/P0601
P0601

Internal Control Module Memory Check Sum Error

2014-2016 Tesla Model S P85D Dual Motor AWD

High SeverityPowertrainGeneric (SAE)

Description

The PCM has detected a memory checksum error during self-test.

Symptoms

  • Check Engine Light
  • Erratic engine behavior
  • Possible no-start
  • Multiple system faults

Common Causes

  • PCM internal failure
  • PCM programming corruption
  • Voltage spike damage
  • Water intrusion into PCM

Diagnostic Steps

  1. Attempt PCM reprogramming/reflash
  2. Check for water damage to PCM
  3. Test PCM power and ground circuits
  4. Check for TSBs regarding PCM update

Repair Notes

Reprogram PCM first. If error persists, replace PCM.

Related Codes

P0600Serial Communication LinkP0602Control Module Programming ErrorP0606PCM Processor Fault

Other Powertrain Codes

P0601 on Other Vehicles

Tesla Cybertruck

2024-2024 Cyberbeast Tri Motor AWD

Tesla Cybertruck

2024-2024 Dual Motor AWD

Tesla Cybertruck

2024-2024 Single Motor RWD

Tesla Model 3

2017-2020 Long Range Dual Motor AWD

Tesla Model 3

2017-2020 Performance Dual Motor AWD

Tesla Model 3

2017-2020 Standard Range Plus Single Motor RWD

Tesla Model 3

2021-2024 Long Range Dual Motor AWD

Tesla Model 3

2021-2024 Performance Dual Motor AWD

Common Questions

What does code P0601 mean on a 2014-2016 Tesla Model S?

P0601 stands for "Internal Control Module Memory Check Sum Error". The PCM has detected a memory checksum error during self-test.

What are the symptoms of P0601 on a Tesla Model S?

Common symptoms of P0601 include: Check Engine Light, Erratic engine behavior, Possible no-start, Multiple system faults.

What causes P0601 on a 2014-2016 Tesla Model S?

Common causes of P0601 include: PCM internal failure, PCM programming corruption, Voltage spike damage, Water intrusion into PCM.

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