Back to 1997 Dodge Ram Van

1997 DODGE RAM VAN

3.9L V64WDAUTOMATICgas
Repairs0Labor505Torque3692Fluid9DTC638Battery0Maintenance0Recalls0
P1110moderate severityPowertrain

General Sensor Performance

on 1997 Dodge Ram Van 3.9L V6 · 4WD

What this code means

The PCM has detected a general sensor performance issue affecting fuel metering or engine management. One or more sensor inputs are outside their expected operating range or are providing inconsistent data to the PCM.

Symptoms

  • Check Engine Light
  • Variable driveability symptoms
  • Poor fuel economy
  • Rough idle

Common causes

  • Faulty MAP or TPS sensor
  • Wiring harness damage or corrosion
  • Poor ground connections at engine block
  • PCM connector corrosion
  • Multiple sensor drift due to age

Diagnostic steps

  1. Scan for all stored and pending DTCs
  2. Check sensor reference voltage at PCM connector (should be 5V)
  3. Inspect main engine harness connectors for corrosion
  4. Test individual sensor outputs against specifications
  5. Verify PCM ground circuits

Repair notes

Identify the specific sensor causing the issue through live data comparison and repair wiring or replace the faulty sensor.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →