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2021
ford escape4 views

Check Engine Light On

Expert diagnosis and repair solutions for 2021 ford escape Check Engine Light On. Get step-by-step fixes, cost estimates, and professional advice.

Expert Repair Solutions

1
medium$150-$300
Replace faulty oxygen sensors to resolve emissions-related check engine light issues.
Source: https://repairpal.com/ford/escape/2021/check-engine-light

Repair Steps:

  1. Use an OBD-II scanner to confirm oxygen sensor fault codes.
  2. Purchase the correct replacement oxygen sensors for the vehicle.
  3. Disconnect the battery to ensure safety.
  4. Locate and replace the faulty oxygen sensors.
  5. Reconnect the battery and clear the fault codes using the OBD-II scanner.
2
easyFree under recall
Update the engine control software to address potential fuel injector leaks and improve system diagnostics.
Source: https://www.coggindelandford.com/2021-ford-escape-check-engine-light.htm

Repair Steps:

  1. Schedule an appointment with a Ford dealer to perform the software update.
  2. The dealer will connect the vehicle to the diagnostic system and update the engine control software.
  3. Verify that the update resolves the check engine light issue.
3
mediumFree under recall
Inspect and replace the fuel delivery module to prevent engine stalling and check engine light activation.
Source: https://static.nhtsa.gov/odi/rcl/2021/RCLRPT-21V625-6328.PDF

Repair Steps:

  1. Contact a Ford dealer to confirm the vehicle is affected by recall 21V625000.
  2. Schedule a service appointment for the replacement of the fuel delivery module.
  3. The dealer will replace the module and ensure proper fuel pressure.
  4. Test drive the vehicle to confirm the issue is resolved.
4
easyFree under warranty or TSB
Reprogram the Powertrain Control Module (PCM) to address issues with the TMAP sensor icing over.
Source: https://static.nhtsa.gov/odi/tsbs/2020/MC-10174400-0001.pdf

Repair Steps:

  1. Visit a Ford dealership to request the PCM reprogramming as per TSB 21B68.
  2. The dealer will connect the vehicle to the diagnostic system and perform the reprogramming.
  3. Verify that the check engine light is no longer illuminated after the reprogramming.
5
medium$200-$400
Inspect and replace the cylinder deactivation solenoid to resolve DTC P3402 and related check engine light issues.
Source: https://www.fordescape.org/threads/took-my-2021-escape-phev-in-for-service-4-items-i-had-on-my-list-ford-didnt-have-a-fix-for-any-of-them.119069/

Repair Steps:

  1. Use an OBD-II scanner to confirm the presence of DTC P3402.
  2. Purchase the replacement cylinder deactivation solenoid (part number H6BZ-6H082-A).
  3. Disconnect the battery to ensure safety.
  4. Locate and replace the faulty solenoid.
  5. Reconnect the battery and clear the fault codes using the OBD-II scanner.

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