P0750

TECHNICAL DESCRIPTION
- When a malfunction of the shift solenoid A (low-reverse solenoid) is detected, the transaxle control CPU inside the powertrain control module (PCM) outputs a malfunction signal to the engine control CPU in the PCM.

DTC SET CONDITIONS

Check Conditions, Judgment Criteria
- Low-reverse solenoid failure signal is input to the engine control CPU from the transaxle control CPU.

TROUBLESHOOTING HINTS (The most likely causes for this code to be set are:)
- Low-reverse solenoid failed.
- Open or shorted low-reverse solenoid circuit, or loose connector.
- PCM failed.

DIAGNOSIS

Required Special Tools
MB9915O2: Scan Tool(MUT-II)




STEP 1. Using scan tool MB991502, read the A/T diagnostic trouble code (DTC).

CAUTION: To prevent damage to scan tool MB991502, always turn the ignition switch to the "LOCK"(OFF) position before connecting or disconnecting scan tool MB991502.

1. Connect scan tool MB991502 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Check the A/T- DTC.
4. Turn the ignition switch to the "LOCK"(OFF) position.

Q: Is the A/T-DTC is output?

YES: Refer to Automatic Transaxle Diagnosis - Diagnostic Trouble Code Chart.

NO: If DTC P0750 is output again after the MFI-DTC has been erased, replace the PCM. Then check that the DTC P0750 does not reset.