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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2GR-FKS) - Diagnostic Codes (3 Of 6) >> SFI System >> DTC P0325-15: Knock Sensor 1 Bank 1 or Single Sensor Circuit Short to Battery or Open; DTC P0330-15: Knock Sensor 2 Bank 2 Circuit Short to Battery or Open [12/2019 - 10/2022] >> Description

DTC P0325-15: Knock Sensor 1 Bank 1 or Single Sensor Circuit Short to Battery or Open; DTC P0330-15: Knock Sensor 2 Bank 2 Circuit Short to Battery or Open [12/2019 - 10/2022]: Description

Refer to DTC P0325-11.

Refer to DESCRIPTION 

HINT: 

When DTC P0325-15 or P0330-15 is stored, the ECM enters fail-safe mode. During fail-safe mode, the ignition timing is delayed to its maximum retardation. Fail-safe mode continues until the ignition switch is turned off.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P0325-15 Knock Sensor 1 Bank 1 or Single Sensor Circuit Short to Battery or Open The knock control sensor (bank 1) output voltage is higher than 4.5 V for 1 second or more (1 trip detection logic).
  • Open or short in knock control sensor (bank 1) circuit
  • Knock control sensor (bank 1)
  • ECM
Comes on DTC stored SAE Code: P0328
DTC for Mexico Models:
- Applies
P0330-15 Knock Sensor 2 Bank 2 Circuit Short to Battery or Open The knock control sensor (bank 2) output voltage is higher than 4.5 V for 1 second or more (1 trip detection logic).
  • Open or short in knock control sensor (bank 2) circuit
  • Knock control sensor (bank 2)
  • ECM
Comes on DTC stored SAE Code: P0333
DTC for Mexico Models:
- Applies

Reference: Inspection using an oscilloscope.

Refer to DESCRIPTION