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2018 RAM 3500
6.7L I6 Cummins•RWD•diesel•ISB•turbo
11 active safety recalls on this vehicle — view recalls
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Repairs0Labor515Torque136Fluid9DTC1795Battery1Maintenance0Recalls11
P2616moderate severityPowertrain

Camshaft Position Signal Intermittent

on 2018 Ram 3500 6.7L I6 Cummins · RWD

What this code means

The camshaft position (CMP) signal is dropping out or intermittent. The module loses cam timing reference, affecting fuel and spark control.

Symptoms

  • Engine stalling
  • Hard starting
  • Rough running or hesitation

Common causes

  • Faulty camshaft position sensor
  • Damaged wiring or connector
  • Reluctor wheel damage
  • Poor ground connection

Diagnostic steps

  1. Scan for CMP related codes
  2. Inspect sensor and wiring
  3. Check signal on scope
  4. Replace camshaft sensor if faulty
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