Mazda 626 1989 Workshop Manual page 366

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Number: 002/93

Section 4 - CHARGING SYSTEM DIAGNOSTIC PROCEDURES

1. Start the engine and confirm that the alternator warn

ing light is not illuminating.

NOTE: If the wamr.g light is illuminated, the self

diagnosis cceration is functioning. Check the

alternator and related harness' according to

section "Gr of the workshop manual.

2. Fluctuate the engine RPM and listen for alternator

bearing or engine belt noise. If noise is present,

inspect for loose cr damaged belt or damage to the

alternator bearing.

NOTE: Perform the above inspection with the vehicle

headlights nominated.

3. Turn off the ignition and all accessories. Connect a

load tester (VAT-4D or equivalent).

4. Apply the load test referring to the chart to the right.

The final voltage r~L!St be above the standard mini

mum value shown below.

STANDARD MINIMUM VOLTAGE

If the voltage measures at or above the minimum, pro

ceed to step 4.

If the voltage is below the minimum, quick charge the bat

tery for 30 minutes and toad test. If the battery remains

below the minimum, replace the battery and proceed to

NOTE: Battery inspection and charging procedures for

Navajo vehicles are different than those outlined

in this bulletin. Refer to the workshop manual for

instructions.

Page 15 of 18

Date Issued: 9/16/93

LOAD TEST CHART

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