DTC Troubleshooting: P2123 (2.0L Engine): Inspection

APP Sensor Inspection

NOTE: Since there is no direct method to test the inspection item, the defective component judgement is based on the results from the other inspection items.

Test Procedure

Preparation
- APP sensor 6P connector: disconnected
Procedure
- Perform the inspection according to the following table.


		(Disconnected)APP sensor 6P connectorfemale terminals
	IG Mode	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
Unit output voltage inspection	ON		About 5.0 V

Results

If it is normal, there is a problem with the accelerator pedal module.
If it is abnormal, there is a problem with other related components.

SG4 Open Wire Inspection

NOTICE:

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

Test Procedure

Preparation
- APP sensor 6P connector: disconnected
- PCM connector A (50P): disconnected
Procedure
- Perform the inspection according to the following table.


		(Disconnected)APP sensor 6P connectorfemale terminals	(Disconnected) PCM connector A (50P) - Refer to: PCM Connector for Inputs and Outputs (3.0L Engine) or PCM Connector for Inputs and Outputs (2.0L Engine) female terminals
	IG Mode	Courtesy of HONDA, U.S.A., INC.	Courtesy of HONDA, U.S.A., INC.	Normal Conditions
SG4 open wire inspection	OFF			There is less than 1 Ohm

Results

If abnormal, there is a problem in the circuit.

PCM Inspection

Test Procedure

If the other inspection item (s) indicated a normal condition, then it is determined that the remaining PCM is the cause.

Results

There is a problem with the PCM.