Volvo B10M - Technical Documentation

Electrical Wiring And Circuit Diagrams for a Volvo B10M Mk I

Like the chassis drawings I may not have the complete set of electrical manuals and wiring diagrams for my vehicle. I've referenced the manuals I've sighted, obviously this list is incomplete with an unknown number of missing documents. Unfortunately the earliest factory Volvo B10M electrical wiring diagram that appears to be available through Elanders Sverige AB is dated 1992.

From initial production.
TP 15093/1 Service Manual Section 3 (36-38) Electrical System B10M.
TP 15038/1 Service Manual Section 3(37) Electrical System B10M Component Wiring Diagrams.
Service Bulletin 3-37-16 Wiring Diagram B10M. Drawing 1137566 P01.
From Chassis No. 503.
Service Bulletin 3-37-18 Wiring Diagram B10M From Chassis No. 503. Drawing 1190343 P01.
From Chassis No. 4854.
Service Bulletin 3-37-24 Wiring Diagram 1193990 P01.
Service Manual Section(37)Electrical System, B10M (w.e.fr. chassis No. 4854) Wiring Diagrams (schematic layout).
From Chassis No. 8030.
Service Bulletin 3-37-26 Wiring Diagram 1193990 P02.
I couldn't find a matching Service Manual, that is w.e.fr. Chassis No. 8030.
At first glance the only difference between the earlier 1193990 P01 and later P02 wiring diagrams is the addition of component 9004 'Off-load electronic for sender, el. centre (A12)' which was introduced on Service Bulletin 3-38-8, but connectors around the electrical centre have changed from labels like 32"A"1 to 8"A"1 codes and I don't know what other changes have been incorporated.
From Chassis No. 11644.
TP 15192/1 Service Manual Section 3(37) Electrical System B10M (from ch. No. 11644) Component Wiring Diagrams.
From Chassis No. 13883.
TP 15238/1 Service Manual Section 3(37) Electrical System B10M Component Wiring Diagrams.
From Chassis No. 20001.
TP 15356/1 Service Manual Section 3(37) Electrical System B10M Component Wiring Diagrams.
From Chassis No. 25184.
TP 15457/1 Service Manual Section 3(37) Electrical System B10M Component Wiring Diagrams.
From Chassis No. 29008.
TP 15528/1 Service Manual Section 3(37) Electrical System B10M Component Wiring Diagrams.

Warning: The size of these drawing ranges from ~3.6M to ~10.3M Bytes and will be slow to download. As the drawings were stitched together from different pieces there are multiple discontinuities. Refer to the Service Bulletin associated with a drawing to decipher the component numbers.

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Wiring diagram 1137566 P01 for B10M Mk I from start of production to Chassis No. 502. Reference is Service Bulletin 3-37-16
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Wiring diagram 1137566 P01 for B10M Mk I from Chassis No. 503 to 4853.Reference is Service Bulletin 3-37-18
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Wiring diagram 1137566 P01 for B10M Mk I from Chassis No. 4854 to 8029. Reference is Service Bulletin 3-37-24
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Wiring diagram 1193990 P02 for B10M Mk I from Chassis No. 8030. Reference is Service Bulletin 3-37-26
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Wiring diagram 1193991 P02 for B10M Mk I Articulated from Chassis No. Reference is Service Bulletin 3-37-26