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Home >> Mitsubishi >> 2003 >> Lancer Evolution >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0221: Throttle Position (TP) Sensor Circuit Range/Performance, DTC P0222: Throttle Position (TP) Sensor 1 Circuit Low Input &/Or DTC P0223: Throttle Position (TP) Sensor 1 Circuit High Input >> Possible Causes
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Possible Causes

WARNING: This page is about a different car, the 2002 Nissan Maxima and 2002 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0221 will set when rationally incorrect voltage is sent to ECM from TP sensor No. 1 and TP sensor No. 2. DTC P0222 will set when an excessively low voltage is sent to ECM from TP sensor No. 1. DTC P0223 will set when an excessively high voltage is sent to ECM from TP sensor No. 1. Possible causes are:

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