Jeep Grand Cherokee WK. Manual — part 482

B1D0A, B1D13–MIRROR POSITION SENSOR POWER SUPPLY CIRCUIT HIGH – MEMORY MIRROR
MODULE (CONTINUED)

3.

CHECK THE (P669) DRIVER MIRROR SENSOR SUPPLY CIRCUIT OR THE (P666) PASSENGER MIRROR
SENSOR SUPPLY CIRCUIT FOR AN OPEN

For the Driver Memory Mirror System, proceed as follows:

•

Turn the ignition off.

•

Disconnect the Driver Memory Mirror Module C1 connector.

•

Measure the resistance of the (P669) Driver Mirror Sensor Sup-
ply circuit between the Driver Outside Rearview Mirror connector
and the Driver Memory Mirror Module C1 connector.

For the Passenger Memory Mirror System, proceed as follows:

•

Turn the ignition off.

•

Disconnect the Passenger Memory Mirror Module connector.

•

Measure the resistance of the (P666) Passenger Mirror Sensor
Supply circuit between the Passenger Outside Rearview Mirror
connector and the Passenger Memory Mirror Module connector.

Is the resistance below 2.0 ohms?

Yes

>> Go To 4

No, Driver MMM

Repair the (P669) Driver Mirror Sensor Supply circuit for
an open.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES -
STANDARD PROCEDURE).

No, Passenger MMM

Repair the (P666) Passenger Mirror Sensor Supply circuit
for an open.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).

8N - 88

POWER MIRRORS - ELECTRICAL DIAGNOSTICS

WK

B1D0A, B1D13–MIRROR POSITION SENSOR POWER SUPPLY CIRCUIT HIGH – MEMORY MIRROR
MODULE (CONTINUED)

4.

CHECK THE (P69) DRIVER MIRROR SENSOR GROUND CIRCUIT OR (P66) PASSENGER MIRROR
SENSOR GROUND CIRCUIT FOR AN OPEN

For the Driver Memory Mirror System, proceed as follows:

•

Measure the resistance of the (P69) Driver Mirror Sensor Ground
circuit between the Driver Outside Rearview Mirror connector and
the Driver Memory Mirror Module C1 connector.

For the Passenger Memory Mirror System, proceed as follows:

•

Measure the resistance of the (P66) Passenger Mirror Sensor
Ground circuit between the Passenger Outside Rearview Mirror
connector and the Passenger Memory Mirror Module connector.

Is the resistance below 2.0 ohms?

Yes, Driver MMM

Replace the Driver Memory Mirror Module in accordance
with the Service Information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES -
STANDARD PROCEDURE).

Yes, Passenger MMM

Replace the Passenger Memory Mirror Module in accor-
dance with the Service Information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES -
STANDARD PROCEDURE).

No, Driver MMM

Repair the (P69) Driver Mirror Sensor Ground circuit for an
open.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).

No, Passenger MMM

Repair the (P66) Passenger Mirror Sensor Ground circuit for an open.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).

WK

POWER MIRRORS - ELECTRICAL DIAGNOSTICS

8N - 89

B1D0A, B1D13–MIRROR POSITION SENSOR POWER SUPPLY CIRCUIT HIGH – MEMORY MIRROR
MODULE (CONTINUED)

5.

CHECK THE (P669) DRIVER MIRROR SENSOR SUPPLY CIRCUIT OR THE (P666) PASSENGER MIRROR
SENSOR SUPPLY CIRCUIT FOR A SHORT TO VOLTAGE

For the Driver Memory Mirror System, proceed as follows:

•

Turn the ignition off.

•

Disconnect the Driver Memory Mirror Module C1 connector.

•

Turn the ignition on.

•

Measure the voltage of the (P669) Driver Mirror Sensor Supply
circuit.

For the Passenger Memory Mirror System, proceed as follows:

•

Turn the ignition off.

•

Disconnect the Passenger Memory Mirror Module connector.

•

Turn the ignition on.

•

Measure the voltage of the (P666) Passenger Mirror Sensor Sup-
ply circuit.

Is the voltage above 0.2 volts?

Yes, Driver MMM

Repair the (P669) Driver Mirror Sensor Supply circuit for a
short to voltage.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES -
STANDARD PROCEDURE).

Yes, Passenger MMM

Repair the (P666) Passenger Mirror Sensor Supply circuit
for a short to voltage.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8
- ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).

No, Driver MMM

Replace the Driver Memory Mirror Module in accordance with the Service Information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).

No, Passenger MMM

Replace the Passenger Memory Mirror Module in accordance with the Service Information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).

8N - 90

POWER MIRRORS - ELECTRICAL DIAGNOSTICS

WK

B1D0C, B1D15–MIRROR VERTICAL POSITION SENSOR INPUT CIRCUIT LOW –
MEMORY MIRROR MODULE

WK

POWER MIRRORS - ELECTRICAL DIAGNOSTICS

8N - 91