Ford Galaxy / Ford S-MAX. Manual — part 732

operation. If the concern persists, INSTALL a new
handset holder.
REFER to:

Handset Holder - Vehicles Without: Voice

Control

(415-01 Information and Entertainment

System, Removal and Installation).
TEST the system for normal operation.

PINPOINT TEST C : THE CELLULAR PHONE MICROPHONE IS NOT
OPERATING CORRECTLY

TEST CONDITIONS

DETAILS/RESULTS/ACTIONS

C1: CHECK THAT THE VOICE IS BEING TRANSMITTED DURING A TELEPHONE
CONVERSION OUTSIDE OF THE VEHICLE

Operate the cellular phone outside the vehicle.

1

Does the cellular phone transmit the voice during a
telephone conversation outside of the vehicle?
Yes

GO to C2

.

No

REFER to the cellular phone Owner's Guide.

C2: CHECK CIRCUIT VMM13H (BN) AND CIRCUIT VMM13D (BN/RD) FOR OPEN

Disconnect PSE Module C2MM01-A.

1

Disconnect Microphone C2MN02.

2

Measure the resistance between the PSE module
C2MM01-A pin 3, circuit VMM13H (BN), harness side

and the microphone C2MN02 pin 1, circuit VMM13D
(BN/RD), harness side.

3

Is the resistance less than 1 ohm?
Yes

GO to C3

.

No

REPAIR the circuit. TEST the system for normal
operation.

C3: CHECK CIRCUIT RMM13F (BU) AND CIRCUIT DME37F (BU/RD) FOR OPEN

Measure the resistance between the PSE module
C2MM01-A pin 4, circuit RMM13F (BU), harness side

and the microphone C2MN02 pin 2, circuit DME37F
(BU/RD), harness side.

1

Is the resistance less than 1 ohm?
Yes

INSTALL a new microphone.
REFER to:

Microphone

(415-01 Information and

Entertainment System, Removal and Installation).
TEST the system for normal operation.

No

REPAIR the circuit. TEST the system for normal
operation. If the concern persists, INSTALL a new

PSE module.
REFER to:

Portable Support Electronics (PSE) Module

(415-01 Information and Entertainment System,
Removal and Installation).
TEST the system for normal operation.

PINPOINT TEST D : REDUCED SOUND OR NO SOUND THROUGH THE
SPEAKERS

TEST CONDITIONS

DETAILS/RESULTS/ACTIONS

D1: CHECK THE CELLULAR PHONE OPERATES CORRECTLY OUTSIDE THE VEHICLE

CARRY OUT an audio unit self-test.
REFER to:

Information and Entertainment System

(415-00 Information and Entertainment System -
General Information, Diagnosis and Testing).

1

Operate the cellular phone outside the vehicle.

2

Does the cellular phone operate correctly outside the
vehicle?
Yes

GO to D2

.

No

REFER to the cellular phone Owner's Guide.

D2: CHECK CIRCUIT VMM08A (WH/VT) FOR OPEN

Disconnect PSE Module C2MM01-A.

1

Disconnect Audio Unit C2ME03-B.

2

Measure the resistance between the PSE module
C2MM01-A pin 1, circuit VMM08A (WH/VT), harness

side and the audio unit C2ME03-B pin 1, circuit
VMM08A (WH/VT), harness side.

3

Is the resistance less than 1 ohm?
Yes

GO to D3

.

No

REPAIR the circuit. TEST the system for normal
operation.

D3: CHECK CIRCUIT RMM08A (YE/BU) FOR OPEN

Measure the resistance between the PSE module
C2MM01-A pin 2, circuit RMM08A (YE/BU), harness

side and the audio unit C2ME03-B pin 7, circuit
RMM08A (YE/BU), harness side.

1

Is the resistance less than 1 ohm?
Yes

INSTALL a new PSE module.
REFER to:

Portable Support Electronics (PSE) Module

(415-01 Information and Entertainment System,
Removal and Installation).
TEST the system for normal operation.

No

REPAIR the circuit. TEST the system for normal
operation. If the concern persists,
REFER to:

Audio Unit - Vehicles Built Up To: 05/2007

(415-01 Information and Entertainment System,
Removal and Installation).

PINPOINT TEST E : THE VOICE ACTIVATED PHONE FUNCTIONS ARE
INOPERATIVE

TEST CONDITIONS

DETAILS/RESULTS/ACTIONS

E1: CHECK CELLULAR PHONE SYSTEM INSTALLED TO THE VEHICLE

Check the cellular phone system installed to the
vehicle. REFER to the cellular phone Owner's Guide.

1

Is the cellular phone system a voice control/Bluetooth
system?
Yes

GO to E2

.

No

GO to E14

.

E2: CHECK CIRCUIT VMM21A (GY/OG) TO CIRCUIT VMM21B (GY/OG) FOR OPEN

Disconnect PSE Module C2MM01-B.

1

Disconnect Handset Holder C2MM17-A.

2

Measure the resistance between the PSE module
C2MM01-B pin 45, circuit VMM21A (GY/OG), harness

side and the handset holder C2MM17-A pin 4, circuit
VMM21B (GY/OG), harness side.

3

Is the resistance less than 1 ohm?
Yes

GO to E3

.

No

REPAIR the circuit(s) as necessary. TEST the system
for normal operation.

E3: CHECK CIRCUIT VMM02A (GY/VT) TO CIRCUIT VMM02B (GY/VT) FOR OPEN

Measure the resistance between the PSE module
C2MM01-B pin 47, circuit VMM02A (GY/VT), harness

side and the handset holder C2MM17-A pin 1, circuit
VMM02B (GY/VT), harness side.

1

Is the resistance less than 1 ohm?
Yes

GO to E4

.

No

REPAIR the circuit(s) as necessary. TEST the system
for normal operation.

E4: CHECK CIRCUIT RMM02A (BU/WH) TO CIRCUIT RMM02B (BU/WH) FOR OPEN

Measure the resistance between the PSE module
C2MM01-B pin 48, circuit RMM02A (BU/WH), harness

1

side and the handset holder C2MM17-A pin 9, circuit
RMM02B (BU/WH), harness side.

Is the resistance less than 1 ohm?
Yes

GO to E5

.

No

REPAIR the circuit(s) as necessary. TEST the system
for normal operation.

E5: CHECK CIRCUIT VMM01A (BN/GN) TO CIRCUIT VMM01B (BN/GN) FOR OPEN

Measure the resistance between the PSE module
C2MM01-B pin 49, circuit VMM01A (BN/GN), harness

side and the handset holder C2MM17-A pin 2, circuit
VMM01B (BN/GN), harness side.

1

Is the resistance less than 1 ohm?
Yes

GO to E6

.

No

REPAIR the circuit(s) as necessary. TEST the system
for normal operation.

E6: CHECK CIRCUIT RMM01A (BN/WH) TO CIRCUIT RMM01B (BN/WH) FOR OPEN

Measure the resistance between the PSE module
C2MM01-B pin 50, circuit RMM01A (BN/WH), harness

side and the handset holder C2MM17-A pin 10, circuit
RMM01B (BN/WH), harness side.

1

Is the resistance less than 1 ohm?
Yes

GO to E7

.

No

REPAIR the circuit(s) as necessary. TEST the system
for normal operation.

E7: CHECK CIRCUIT LMM18A (GN/WH) TO CIRCUIT LMM18B (GN/WH) FOR OPEN

Measure the resistance between the PSE module
C2MM01-B pin 42, circuit LMM18A (GN/WH), harness

side and the handset holder C2MM17-A pin 3, circuit
LMM18B (GN/WH), harness side.

1