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Repair Guideline

Tester-Display

No.

Work Instructions

Set Value

Fault Codes Connection

Troubleshooting :

Set Value :

Causation :

31

ABS REPAIR GUIDELINES

5 Electrical pump Ignition on

Only running

C2402

Ground pin 16

motor circuit failure

during a

regulation

Positive pin 17

• Initiation fault

First, not during a

Motor relay,

regulation

Inside ECU

• Running-on fault Second, actuated pump

Pump motor

motor with diagnostic-

pin 2

tester.

• Ignition on

• Is pump-motor running?

• Pump motor is not • Pump motor is defect

actuated

• Start pump motor with diagnostic • Pump motor is

• ECU defect

tester.

running

• End of running

• Pump motor runs

out with discharge-

speed (not stopped

directly)

• Elimination: Replace ABS unit completed