Index Isuzu Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross - service repair manual 1999-2002 year
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5A–28 BRAKE CONTROL SYSTEM Chart B-3 Power Voltage Drop (DTC 15) Step Action Yes No 1 Is the battery voltage normal? (Battery capacity check) Go to Step 2 Charge or replace battery. Go to Step 2 2 1. Turn the key off. Is the voltage between EHCU connector terminals 8 and 15, Check harness connector for suspected disconnection. Fault found: Repair, and perform system self-check. No fault found: replace EHCU. Go to Step 3 Repair harness or connector. Go to Step 3 3 1. Reconnect all components, ensure all components are properly mounted. 2. Clear diagnostic trouble code. Was this step finished? Repeat the “Basic diagnostic flow chart.” Go to Step 3 Chart B-4 CLASS-2 Communication Line Abnormality (DTC 16) Step Action Yes No 1 1. Turn the key off. Is there continuity between EHCU connector terminals 25 and Go to Step 2 Repair harness or connector. Go to Step 3 2 1. Connect EHCU connector. Is the diagnostic trouble code 16 shown on the displayed? Check the PCM harness. Refer to 6E section. Go to Step 3 Replace EHCU. Go to Step 3 3 1. Reconnect all components, ensure all components are properly mounted. 2. Clear diagnostic trouble code. Was this step finished? Repeat the “Basic diagnostic flow chart.” Go to Step 3 Chart B-5 G-Sensor Circuit (DTC 21) Step Action Yes No 1 Vehicle placed horizontal. Is the resistance between the G sensor connector terminals 1 and W ? Check harness connector for short. Fault found : Repair , and perform system self-check. No fault found : replace EHCU. Go to Step 3 Go to Step 2 2 Is the bracket installed horizontally? Go to Step 4 Repair or replace bracket. Go to Step 4 |