C2204-SENSOR CLUSTER INTERNAL

For a complete wiring diagram Refer to Section 8W.

When Monitored:
With the ignition on.
Set Condition:
When the Anti-Lock Brake Module fails the diagnostic test.

Possible Causes

WIRING HARNESS, TERMINAL, CONNECTOR DAMAGE

(G4) SENSOR CLUSTER SUPPLY CIRCUIT SHORTED TO VOLTAGE, GROUND, OR OPEN

(G94) SENSOR CLUSTER GROUND CIRCUIT SHORTED TO VOLTAGE, GROUND, OR OPEN

(D52) SENSOR CLUSTER HIGH DATALINK CIRCUIT SHORTED TO VOLTAGE, GROUND, OR OPEN

(D51) SENSOR CLUSTER LOW DATALINK CIRCUIT SHORTED TO VOLTAGE, GROUND, OR OPEN

SENSOR CLUSTER

ANTI-LOCK BRAKE MODULE

Diagnostic Test

1.CHECK FOR A DTC C2204-SENSOR CLUSTER INTERNAL

NOTE: The Sensor Cluster is the same as the Dynamics sensor.

NOTE: This DTC must be active for the results of this test to be valid.

CAUTION: Ensure brake capability is available before road testing.

Does the scan tool display: C2204-SENSOR CLUSTER INTERNAL?

Yes

Go To 2

Refer to the INTERMITTENT CONDITION diagnostic procedure.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

2.CHECK THE WIRING HARNESS, TERMINALS, AND CONNECTORS

Were any problems found?

Yes

Repair as necessary.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 3

3.CHECK THE VOLTAGE ON THE (G4) SENSOR CLUSTER SUPPLY CIRCUIT

Is the voltage above 10 volts?

Yes

Go To 7

Go To 4

4.(G4) SENSOR CLUSTER SUPPLY CIRCUIT SHORT TO GROUND

Is the resistance below 5.0 ohms?

Yes

Repair the (G4) Sensor Cluster Supply circuit for a short to ground.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 5

5.(G4) SENSOR CLUSTER SUPPLY CIRCUIT SHORT TO VOLTAGE

Is there any voltage present?

Yes

Repair the (G4) Sensor Cluster Supply circuit for a short to voltage.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 6

6.(G4) SENSOR CLUSTER SUPPLY CIRCUIT OPEN

Is the resistance below 5.0 ohms?

Yes

Replace the Anti-Lock Brake Module in accordance with the Service Information.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Repair the (G4) Sensor Cluster Supply circuit for an open.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

7.CHECK THE RESISTANCE BETWEEN THE (G94) DYNAMICS SENSOR GROUND CIRCUIT AND GROUND

Is the resistance below 5.0 ohm?

Yes

Go To 10

Go To 8

8.(G94) SENSOR CLUSTER GROUND CIRCUIT SHORT TO VOLTAGE

Is there any voltage present?

Yes

Repair the (G94) Sensor Cluster Ground circuit for a short to voltage.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 9

9.(G94) SENSOR CLUSTER GROUND CIRCUIT OPEN

Is the resistance below 5.0 ohms?

Yes

Replace the Anti-Lock Brake Module in accordance with the Service Information.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Repair the (G94) Sensor Cluster Ground circuit for an open.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

10.CHECK THE DYNAMICS SENSOR OUTPUT

CAUTION: All previously removed connectors must be connected before test driving the vehicle.

CAUTION: Ensure brake capability is available before road testing.

Was the Lateral Sensor output between 0.02 G to 0.16 G and the Yaw Sensor between 1.30° to 5.70°

Yes

Replace the Anti-Lock Brake Module in accordance with the Service Information.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 11

11.(D52) SENSOR CLUSTER HIGH DATA LINK CIRCUIT SHORT TO VOLTAGE

Is there any voltage present?

Yes

Repair the (D52) Sensor Cluster High Data Link circuit for a short to voltage.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 12

12.(D52) SENSOR CLUSTER HIGH DATA LINK CIRCUIT SHORT TO GROUND

Is the resistance below 5.0 ohms?

Yes

Repair the (D52) Sensor Cluster High Data Link circuit for a short to ground.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 13

13.CHECK THE (D52) SENSOR CLUSTER HIGH DATA LINK CIRCUIT FOR AN OPEN

Is the resistance below 5.0 ohms?

Yes

Go To 14

Repair the (D52) Sensor Cluster High Data Link circuit for an open.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

14.CHECK THE (D51) SENSOR CLUSTER LOW DATA LINK CIRCUIT FOR A SHORT TO VOLTAGE

Is there any voltage present?

Yes

Repair the (D51) Sensor Cluster Low Data Link circuit for a short to voltage.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 15

15.CHECK THE (D51) SENSOR CLUSTER LOW DATA LINK CIRCUIT FOR A SHORT TO GROUND

Is the resistance below 5.0 ohms?

Yes

Repair the (D51) Sensor Cluster Low Data Link circuit for a short to ground.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Go To 16

16.CHECK THE (D51) SENSOR CLUSTER LOW DATA LINK CIRCUIT FOR AN OPEN

Is the resistance below 5.0 ohms?

Yes

Replace the Sensor Cluster in accordance with the Service Information.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Repair the (D51) Sensor Cluster High Data Link circuit for an open.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).