Conditions for Running the DTC

P0121

• The ignition voltage is greater than 7 volts.
• The TP sensor 1 voltage is between 0.18-4.6 volts.
• DTC P0121 runs continuously once the above conditions are met.

P0122, P0123, P0222, and P0223

• The ignition is ON, with the engine OFF, or the engine is operating.
• The ignition voltage is greater than 7 volts.
• DTC P0122 runs continuously once the above conditions are met.

P0221

• The ignition voltage is greater than 7 volts.
• The TP sensor 2 voltage is between 0.15-4.8 volts.
• DTC P0221 runs continuously once the above conditions are met.