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Body Electrical Control System: 10B-16

BCM Power Circuit and Ground Circuit Check

S7RS0BA204007

Wiring Diagram

Troubleshooting

I4RS0AA20008-01

[A]: Junction block assembly connector viewed from harness side 3. Ignition switch

1. BCM 4. Battery

2. Junction block assembly

Step Action Yes No

1 Fuse check

1) Turn ignition switch to OFF position.

2) Check circuit fuses for condition.

Are circuit fuses in good condition?

Go to Step 2. Replace fuse and check

for short circuit to

ground.

2 Power supply circuit check

1) Disconnect connectors from junction block assembly.

2) Check for proper connection to junction block assembly

connector at terminal “E40-2”.

3) If OK, then measure voltage between “E40-2” terminal of

junction block assembly connector and vehicle body

ground.

Is voltage 10 – 14 V?

Go to Step 3. Repair power supply

circuit.

Suzuki SWIFT 2005 User Manual

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