OBD System Description - Comprehensive Component (Engine Input) Monitor

OBD System Description - Comprehensive Component (Engine Input) Monitor

Monitoring Procedure

Input signals for the following sensor circuits are checked for open and short by monitoring input voltage.

- MAF sensor (P0102, P0103)
- IAT sensor (P0112, P0113)
- ECT sensor (P0117, P0118)
- TP sensor (P0122, P0123, P0222, P0223)
- Knock sensor (P0327, P0328)
- APP sensor (P2122, P2123, P2127, P2128)
- Barometric pressure sensor (P2228, P2229)

DTC Description / Detecting / Confirmation Procedure

P0102, P0103

Refer to P0102 DTC P0102 / P0103.

P0112, P0113

Refer to P0112 DTC P0112 / P0113.

P0117, P0118

Refer to P0117 DTC P0117 / P0118.

P0122, P0123

Refer to P0122 DTC P0122 / P0123.

P0222, P0223

Refer to P0222 DTC P0222 / P0223.

P0327, P0328

Refer to P0327 DTC P0327 / P0328.

P2122, P2123

Refer to P2122 DTC P2122 / P2123.

P2127, P2128

Refer to P2127 DTC P2127 / P2128.

P2228, P2229

Refer to P2228 DTC P2228 / P2229.

Sensor Circuit Monitor

Operation













Enabled conditions





Typical malfunction thresholds