Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC P0106: MAP Sensor Circuit Range/Performance Problem
- Check for vacuum leaks at these parts:
- PCV valve
- PCV hose
- Purge (PCS) line
- Throttle body
- Intake manifold
- Brake booster
- Brake booster hose
Are there any leaks?
YES -Repair or replace the damaged part(s), then go to step 7.
NO -Go to step 2.
- Start the engine. Hold the engine speed at 3, 000 rpm without load (in P or N) until the radiator fan comes on, then let it idle.
- Test-drive the vehicle for 10 seconds in the range of these recorded freeze data parameters:
- ENGINE SPEED
- VEHICLE SPEED
- APP SENSOR
- Monitor the OBD STATUS for DTC P0106 in the DTCs MENU with the HDS.
Does the HDS indicate FAILED?
YES -Go to step 5.
NO -If the HDS indicates PASSED. Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the MAP sensor and the PCM. If the HDS indicates NOT COMPLETED, go to step 2 and recheck.
- Turn the ignition switch to LOCK (0).
- Replace the MAP sensor (see MAP SENSOR REPLACEMENT ).
- Turn the ignition switch to ON (II).
- Reset the PCM with the HDS.
- Do the PCM idle learn procedure (see PCM IDLE LEARN PROCEDURE ).
- Start the engine. Hold the engine speed at 3, 000 rpm without load (in P or N) until the radiator fan comes on, then let it idle.
- Test-drive the vehicle for 10 seconds in the range of these recorded freeze data parameters:
- ENGINE SPEED
- VEHICLE SPEED
- APP SENSOR
- Check for Pending or Confirmed DTCs with the HDS.
Is DTC P0106 indicated?
YES -Check for poor connections or loose terminals at the MAP sensor and the PCM, then go to step 1.
NO -Go to step 13.
- Monitor the OBD STATUS for DTC P0106 in the DTCs MENU with the HDS.
Does the HDS indicate PASSED?
YES -Troubleshooting is complete. If any other Pending or Confirmed DTCs were indicated in step 12, go to the indicated DTC'S TROUBLESHOOTING .
NO -If the HDS indicates FAILED, check for poor connections or loose terminals at the MAP sensor and the PCM, then go to step 1. If the HDS indicates NOT COMPLETED, go to step 10.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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