B1002

Factory Manual References

Factory service manual diagnostic procedure for 2011 acura rdx

A L L Diagnostic Trouble Codes ( DTC )

B1001




DTC Troubleshooting: B1001, B1002

DTC B1001:

MICU Internal Error (CPU error)

DTC B1002:

MICU Internal Error (EEPROM error)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A Troubleshooting - B-CAN System Diagnosis Test Mode A.

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back to ON (II).

3. Wait for at least 6 seconds or more.

4. Check for DTCs with the HDS.

Is DTC B1001 and/or B1002 indicated?

YES -

Faulty MICU, replace the under-dash fuse/relay box Under-Dash Fuse/Relay Box Removal and Installation.�

NO -

Intermittent failure, the system is OK at this time. Check for loose or poor connections. If all connections are good, check battery condition, and the charging system.�

B1002




DTC Troubleshooting: B1001, B1002

DTC B1001:

MICU Internal Error (CPU error)

DTC B1002:

MICU Internal Error (EEPROM error)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A Troubleshooting - B-CAN System Diagnosis Test Mode A.

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back to ON (II).

3. Wait for at least 6 seconds or more.

4. Check for DTCs with the HDS.

Is DTC B1001 and/or B1002 indicated?

YES -

Faulty MICU, replace the under-dash fuse/relay box Under-Dash Fuse/Relay Box Removal and Installation.�

NO -

Intermittent failure, the system is OK at this time. Check for loose or poor connections. If all connections are good, check battery condition, and the charging system.�

Supporting Diagrams & Locations

Reference material from the factory manual for this diagnostic procedure.

Diagram

A/C Leak Detection (B07-025)

Diagram

4th Clutch Transmission Fluid Pressure Switch Connector End View

Diagram

A/C Compressor Clutch Connector End View

Diagram

A/C Compressor Connector End View

Diagram

A/C Condenser Fan Motor Connector End View

Diagram

A/C Pressure Sensor Connector End View

Location

Accessory Power Sockets

Location

ACURALINK

Location

Audio System

Location

A/T Differential Components

Fuse/Relay

AUDI

Fuse/Relay

2011 RDX: TQI And New Model Information (10-020)

Fuse/Relay

2011 RDX: TQI And New Model Information (10-020)

Fuse/Relay

2011 RDX: TQI And New Model Information (10-020)

Related Procedures

Procedure

A/C Refrigerant (Compressor) Oil Guide (BJA34004)

Procedure

A/C Refrigerant And Oil Type Guide (BJA1330)

Procedure

A/C Refrigerant Type Guide (BJA11220)

Procedure

A/C Refrigerant Types Guide (BJA09917 VERSION 2)

Procedure

Always Enter Campaign Number On Proof Of Correction Certificate (B13010B)

Procedure

ACURA Recommended Materials (B99-015)

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