B1052

Factory Manual References

Factory service manual diagnostic procedure for 2008 acura mdx

A L L Diagnostic Trouble Codes ( DTC )

B1051

DTC B1051: Relay Control Module Internal (CPU) Error

DTC B1052: Relay Control Module Internal (EEPROM) Error

1. Clear the DTCs with the HDS.
2. Turn the ignition switch to LOCK (0), and then back ON (II).
3. Wait for 6 seconds or more.
4. Check for DTCs with the HDS.

Is DTC B1051 or B1052 indicated?

YES - Faulty relay control module, replace the under-hood fuse/relay box.

NO - Intermittent failure, the system is OK at this time.

B1052

DTC B1051: Relay Control Module Internal (CPU) Error

DTC B1052: Relay Control Module Internal (EEPROM) Error

1. Clear the DTCs with the HDS.
2. Turn the ignition switch to LOCK (0), and then back ON (II).
3. Wait for 6 seconds or more.
4. Check for DTCs with the HDS.

Is DTC B1051 or B1052 indicated?

YES - Faulty relay control module, replace the under-hood fuse/relay box.

NO - Intermittent failure, the system is OK at this time.

Supporting Diagrams & Locations

Reference material from the factory manual for this diagnostic procedure.

Diagram

A/C Leak Detection (B07-025)

Location

CHRYSLER Group LLC

Location

CHRYSLER Group LLC

Location

ACURA

Location

AUDI

Fuse/Relay

Climate Control

Fuse/Relay

CHRYSLER Group LLC

Fuse/Relay

AUDI

Fuse/Relay

BMW

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