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P1608

ECM/PCM Internal Circuit Failure B

2001-2003 Acura CL 3.2L V6

High SeverityPowertrain

Description

Secondary internal ECM/PCM circuit malfunction.

Symptoms

  • CEL
  • Various drivability issues
  • Stalling
  • Rough running
  • Shift problems

Common Causes

  • Internal PCM failure
  • Poor power supply
  • Corroded connectors
  • Water intrusion

Diagnostic Steps

  1. Check ECM power supply
  2. Inspect connectors
  3. Test for water damage
  4. Monitor ECM

Repair Notes

Replace ECM/PCM.

Other Powertrain Codes

P1608 on Other Vehicles

Common Questions

What does code P1608 mean on a 2001-2003 Acura CL?

P1608 stands for "ECM/PCM Internal Circuit Failure B". Secondary internal ECM/PCM circuit malfunction.

What are the symptoms of P1608 on a Acura CL?

Common symptoms of P1608 include: CEL, Various drivability issues, Stalling, Rough running, Shift problems.

What causes P1608 on a 2001-2003 Acura CL?

Common causes of P1608 include: Internal PCM failure, Poor power supply, Corroded connectors, Water intrusion.

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