DTC P0222-00: TP Sensor No. 2 System: Low Input (H3T)

P0222: 00 (PCM (H3T)) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	TP sensor No. 2 system: Low input
Detection condition	The TP sensor No. 2 voltage is lower than the standard.
Fail-safe	Restricts the upper limit of the engine speed.
Vehicle status when DTCs are output	Not applicable
Repeatability verification procedure	Clear the DTC recorded in the memory. (See CLEARING DTC .) Perform the KOEO or KOER self test. (See DTC INSPECTION .)
Inspection/action procedure	Proceed with the inspection/action in the order from Step 1 below. After part repair or replacement, perform the repeatability verifi cation procedure and perform a DTCinspection. (See DTC INSPECTION ) If the DTC inspection indicates the same DTC again, go to the next step. Inspect the wiring harness (including connector/terminal) between TP sensor No. 2 and the PCM. Purpose/reason (possible cause) Malfunction in wiring harness (including connector/terminal) between TP sensor No. 2 and PCM Referred to workshop manual item See CIRCUIT INSPECTION Inspect the TP sensor No. 2. Purpose/reason (possible cause) TP sensor No. 2 malfunction Referred to workshop manual item (See THROTTLE POSITION (TP) SENSOR INSPECTION .) Replace the PCM. Purpose/reason (possible cause) PCM malfunction (no other possible malfunction considered) Referred to workshop manual item (See PCM REMOVAL/INSTALLATION [H3T] )
Refer to SYSTEM WIRING DIAGRAMS . Courtesy of MAZDA MOTORS CORP.
1	PCM
2	Throttle body
Function explanation (DTC detection outline)	Not applicable