LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Acura >> 2025 >> MDX Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System DTC Diagnostics (P16E2 - P219A) >> DTC Troubleshooting >> DTC Troubleshooting: P2138 (3.5L Engine) >> APP Sensor Component Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

APP Sensor Component Inspection

NOTICE: 

Before disconnecting the PCM connector, jump the SCS line with the HDS, and wait more than 1 minute.

Preconditions 

NOTE:

This procedure can be done before any other inspections are completed because this test procedure includes all of the following inspection items. However, if this test fails, it will be necessary to continue with each inspection item individually to determine which item failed.

Test Procedure 

(Disconnected) PCM connector A (50P) - Refer to: PCM Connector for Inputs and Outputs (3.0L Engine) (2022 2023 2024) or PCM Connector for Inputs and Outputs (3.5L Engine) (2022 2023 2024) or PCM Connector for Inputs and Outputs (3.5L Engine) (2025) or PCM Connector for Inputs and Outputs (3.0L Engine) (2025) female terminals

IG Mode

GHH661895Courtesy of HONDA, U.S.A., INC.

Normal Conditions

Sensor internal circuit inspection 

OFF

There is no continuity 

Results