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B - Electrical TSBs

TSB/Doc No.

Date Issued

Applies To

Subject

Related
TSBs/Docs

Notes

Dec-71

Replacement of 4 & 3 Lead Lucas Alternator Regulators

Jul-73

Alternator Regulator Connections

Apr-74

Alternator Damage Diagnosis and Prevention

May-75

Electronic Type Ignition System

Aug-75

Electric Cooling Fans

Up to approximately VIN 4500.

75-B-6

Aug-75

Air Conditioning Fuse Failure

Aug-75

Air Conditioning Fuse Failure

75-B-6
76-B-7

Sep-75

Rear Window Heater Switch

Nov-75

ACR Alternators Inbuilt Regulator Service Plan

Feb-76

ACR Alternators Inbuilt Regulator Service Plan

Jun-76

Elimination of Catalyst Service Warning Light

1975/76 California Models Only

Jun-76

Cross Reference European to U.S. Wire Sizes

Jul-76

Introduction of 23ACR and 25ACR Alternators

Replaces TSB 76-A-8.

Sep-76

Air Conditioning Fuse Failure

75-B-6
75-B-6A

Oct-76

Brake Warning Light Relay

Oct-76

Servicing of Electronic Modules for In-Built Electronic Distributors

Dec-76

Servicing of Electronic Modules for In-Built Electronic Distributors

Part numbers for 1977 models.

Nov-76

Incorrect Positioning of Horn Relay

Nov-76

Emergency Starting by the Use of External Power Equipment

This TSB instructs NOT to use an external power source.  Follow up TSB 77-B-5 covers HOW to use an external power source to start the car.

Apr-77

Head Lamp Feed Wire Security

Apr-77

Operation of Anti-Run On Control Valve

Written for the MGB, but same valve and operation on TR7 carburetor models.

May-77

Time Clock Clamp Brackets

Jun-77

Servicing of Electronic Modules for In-Built Electronic Distributors

Jun-77

Emergency Starting Only with Use of External Equipment

Jul-77

Automatic Choke De-Icer Circuit

Jul-77

Thermal Cut-Out

Aug-77

Revised Panel Light Rheostat

Parts change at VIN ACW10700.

Aug-77

Revised Horn Relay

Parts change at VIN ACW10719.

Sep-77

Batteries

Covers charging procedures and battery types for various BL models.

Nov-77

Late 1977 and 1978 Wiring Diagrams

Jul-78

12 Fuse Wiring Diagram

Aug-78

Headlamp Operation

Refers to headlamp grounding issues.

Nov-78

Headlamp Actuator Motor

Apr-79

A.S.I. Radio Warranty

Includes radio troubleshooting info.

Feb-80

AC Delco Distributor and Coil/Amplifier Unit

Mar-80

Installation of Fog Lights

May-80

Oxygen Sensor Service Interval Counter

TR7 fuel injected  models only.

May-80

Radio Installation TR7 30th Anniversary Edition

Jul-80

Alternator Damage - Fault Diagnosis

Aug-80

Alternator Harness Routing

Sep-80

Vehicle Electric Circuit Grounding

Sep-80

Low Coolant Level Indicator System

Sep-80

AC Delco Coil/Amplifier Unit

Jan-81

Headlamp Lift Mechanism Lubrication

Mar-81

Condensor Fan Operation

Mar-81

Fuel Pump Electrical Feed (Oil Pressure Switch)

TR8 carburetor models only.

May-81

AC Delco Electronic Ignition Coil/Module

Parts change at engine no. CV30570.

May-81

Constant Energy Ignition System Fitting

Covers replacement of Lucas 45 DE distributor with 45 DM.

Jul-81

Battery Overcharge Condition

Oct-81

Battery Overcharging Condition

Nov-81

AC Delco Ignition

Parts change at engine no. CV30570.

Aug-82

Bulb Holders for Side Marker Lamps

Parts and Accessories Information Bulletin.

Dec-82

Main Harness

Parts and Accessories Information Bulletin, TR8 carburetor models only.

Headlamp Circuit Wiring Diagram

Shows switch and relay terminal numbers.