LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 1982 >> Vanagon F4-1970cc 2.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Technical Service Bulletins >> Customer Interest >> ECM - Inoperative Due to Improper Battery Charging
April 5, 2026: LEMON Manuals is launched! Read the announcement.

ECM - Inoperative Due to Improper Battery Charging

GROUP: 27

NUMBER: 95-01

DATE: Jan. 13, 1995

SUBJECT:
Battery, Charging Precautions

MODEL(s):
All All m.y.

Condition

Inoperative Engine Control Modules (ECM) due to improper battery charging or starting procedures.

Service

- Always follow battery charging procedures as outlined in the applicable Repair Manual for the respective model.

To avoid damage to the ECM, the following additional precautions must also be taken:

^ Ignition must be switched off.

^ Do not start engine while charging battery.

^ Do not use battery chargers or boosters that exceed 16 volts.

^ Do not disconnect ECM with the ignition switched on.

^ Ensure that ECM connectors are secure.

CAUTION
Follow the above instructions to avoid damage to the ECM.