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Home >> BMW >> 2002 >> X5 30i, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (General Electrical System - Repair Instructions - X5 (4.6L)) >> Battery >> 61 20 ... Threshold values for battery inspection of all battery (telephone except for telephone battery)

61 20 ... Threshold values for battery inspection of all battery (telephone except for telephone battery)

WARNING: This page is about a different variant/trim than selected.

Observe Safety Instructions For Handling Vehicle Battery. Refer to 61 00 ... SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY  .

Test Step 1 - Before Charging The Battery 

BATTERY TEST SPECIFICATION

Charge state (1) Starting capability (2) Test result
Not testable   Charge
less than 50 % (2)   Charge
more than 50 % less than 75 % Charge
more than 50 % more than 75 % (3) Charge
more than 80 % more than 75 % O.K.
(1) Charge condition and starting power must always be evaluated together.
(2) When test charging for more than 5 hours, use charger Gossen CG 32 or Siemens / Gossen VB 801.
(3) Fully charge until charge state is more than 80 %.

Test Step 2 - After Charging The Battery 

BATTERY TEST SPECIFICATION

Charge condition (1) Starting capability (2) Test result
Not testable   Defective
less than 50 % less than 75 % Charge
more than 50 % more than 75 % Charge
(1) Charge condition and starting power must always be evaluated together.
(2) When test charging for more than 5 hours, use charger Gossen CG 32 or Siemens / Gossen VB 801.
NOTE: If battery was checked on the positive terminal in the engine compartment, repeat check directly on battery for sake of safety.