Back to 1997 Jeep Cherokee

1997 JEEP CHEROKEE

4.0L I6AWDAUTOMATICgas
10 active safety recalls on this vehicle — view recalls
Repairs0Labor593Torque2386Fluid9DTC638Battery0Maintenance0Recalls10
P0453low severityPowertrain

EVAP Pressure Sensor/Switch High Input

on 1997 Jeep Cherokee 4.0L I6 · AWD

What this code means

High voltage from the fuel tank pressure sensor.

Symptoms

  • Check Engine Light

Common causes

  • Open circuit
  • Short to power
  • Faulty sensor

Diagnostic steps

  1. Test sensor voltage
  2. Check for opens
  3. Inspect wiring

Repair notes

Replace fuel tank pressure sensor.

Other Powertrain codes on this vehicle

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