56-32

SRS DTC Troubleshooting: 56-32, 56-33

DTC 56-32, 56-33: Undefined Data Received From the ECM/PCM (PGM-FI system)

NOTE:

- Before doing this troubleshooting procedure, review SRS Precautions and Procedures Technician Safety Information, General Troubleshooting Information Initial Inspection and Diagnostic Overview, and Battery Terminal Disconnection and Reconnection. Procedures

- Check for any F-CAN and B-CAN communication DTCs, and troubleshoot those DTCs before doing this troubleshooting procedure.

1. Turn the ignition switch to LOCK (0), and wait for 10 seconds.

2. Turn the ignition switch to ON (II), and wait for 10 seconds.

3. Check that the malfunction indicator lamp (MIL) comes on.

Does the MIL come on?
YES - Go to step 4.

NO - Go to the PGM-FI System troubleshooting. Initial Inspection and Diagnostic Overview


4. Clear the DTC memory. Initial Inspection and Diagnostic Overview

5. Turn the ignition switch to LOCK (0), and wait for 10 seconds.

6. Turn the ignition switch to ON (II), and wait for 10 seconds.

7. Read the DTC. Initial Inspection and Diagnostic Overview

Is DTC 56-32 or 56-33 indicated?
YES - Faulty ECM/PCM; replace the ECM/PCM. Service and Repair

NO - Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. Initial Inspection and Diagnostic Overview If another DTC is indicated, troubleshoot the DTC.