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NHTSA ID Number: 10126627

Manufacturer Communication Number: SP 386-004

TSB/Document Date: 2017-12-22


Summary

Fuel Management Module, Replacement, incorrect calibration


10.2014

2b. Open access door(s)

W3090962

1. Upper access door
2. Lower access door

Group

No.

Release

386

004

02

Page
27(37)

Volvo TruckseBay logo North America
Service Program

Date
10.2014

Group

No.

Release

386

004

02

2c. Turn each tank valve OFF.
Note: This will isolate each fuel tank separately from the CNG fuel system.

W3090963

1. Tank shut-off valve
2. Tank shut-off valve
3. Tank shut-off valve
4. Tank shut-off valve

Page
28(37)

VolvoeBay logo Trucks North America
Service Program

Date
10.2014

Group

No.

Release

386

004

02

3 Remove the lower panel from the FMM control box.
Note: There are 3 screws total: 2 on the left side and 1 on the right side.

W3090964

1. Fastener

W3090965

1. Fastener

Page
29(37)

VolvoeBay logo Trucks North America
Service Program

Date
10.2014

Group

No.

Release

386

004

02

4 Disconnect the FMM harnesses.

W3090966

1. FMM harness connector
2. FMM harness connector

5 Remove the FMM.

W3090967

1. Fastener
2. Fastener

Page
30(37)

Volvo TruckseBay logo North America
Service Program

Date
10.2014

6 Install the FMM.

W3090967

1. Fastener
2. Fastener

7 Connect the FMM harnesses.

W3090966

1. FMM harness connector
2. FMM harness connector

Group

No.

Release

386

004

02

Page
31(37)

Volvo TruckseBay logo North America
Service Program

Date
10.2014

8 Install the lower cover.

W3090965

1. Fastener

W3090964

1. Fastener

Group

No.

Release

386

004

02

Page
32(37)

VolvoeBay logo Trucks North America
Service Program

Date
10.2014

9 Turn fuel system ON, follow procedures as outlined:
9a. Turn tank valve(s) on.

W3090963

1. Tank shut-off valve
2. Tank shut-off valve
3. Tank shut-off valve
4. Tank shut-off valve

Group

No.

Release

386

004

02

Page
33(37)

VolvoeBay logo Trucks North America
Service Program

Date
10.2014

Group

No.

Release

386

004

02

9b. “SLOWLY” turn the Fuel System Valve (red knob) to OPEN.

W3090961

1. CNG Fuel System Shut Off Valve

Note: Allow approximately 10 seconds of time to perform.

CAUTION
Failure to slowly open valve could cause damage to system by high pressure gas if
opened too quickly.

Page
34(37)

VolvoeBay logo Trucks North America
Service Program

Date
10.2014

Group

No.

Release

386

004

02

10 Close the access doors.

W3090962

1. Upper Access Door
2. Lower Access Door

11 Install all the previously removed cables to the negative (ground) battery terminals.

W3086758

Page
35(37)

Volvo TruckseBay logo North America
Service Program

Date
10.2014

Group

No.

Release

386

004

02

12 Test the safety feature of the system.
12a. Start engine and then turn the engine off.
12b. Remove both tank caps and try to start the engine.
• If the engine does not start, the safety feature is working properly. Proceed to next step.
• If the engine starts, the safety feature is not working correctly and will need to be serviced.
Note: See Agility for more information.
13 Install both fuel caps.
14 Remove the wheel chocks.

W7086759

Page
36(37)

Volvo TruckseBay logo North America
Service Program

Date
10.2014

Group

No.

Release

386

004

02

Reimbursement
This repair is covered by an authorized Service
Program. Reimbursement is obtained via the
normal claim handling process.

UCHPReimbursement

eWarranty
Reimbursement

Claim Type (used only when uploading from the
Dealer Bus. Sys.)

B

B

Recall Status
Vehicle inspected, repair not required

1- Inspected
OK

Vehicle repaired per instruction

2- Modified
per instruction

Labor Code
Primary Labor Code
Inspection

3000-06-09-01
0.3 hrs

38621-0-00
0.3 hrs

Repair only (Repair A)

3866-03-09-02
0.8 hrs

38621-0-01
0.8 hrs

Repair only (Repair B)

3866-03-09-02
0.3 hrs

38621-0-02
0.3 hrs

Repair only (Repair C)

3866-03-09-02
0.5 hrs

38621-0-03
0.5 hrs

Take to take charge and determine campaign status

1700-16-01-01
0.3 hrs

17003-0-01
0.3 hrs

Causal Part

85143376

85143376

SCC Code

S6603

NA

Authorization Number

NA

SP386004

Expiration Date

01- Oct- 2015

01- Oct- 2015

Parts Disposition

Note: Take Charge Time is not included in the Labor Code for this operation. Take charge
may be eligible but can only be used once per repair visit. If vehicle is having other warranty
repairs performed, take charge should be charged to the warranty repair, otherwise take
charge can be charged to this service program.

Page
37(37)

123

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TSB/Document ID: SP 386-004

Replacement Service Bulletin Number:

MFR Communication Date: 2014-10-23

MFR Internal Campaign ID/Software Version:

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: ELECTRICAL SYSTEM:SOFTWARE

MFR Component System:

MFR Component Subsystem:


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