Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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System Inspection





Engine Control(SULEV)
P0606 ECM/PCM Processor - Inspection/Repair:_:System Inspection

System Inspection

Back-Up Voltage Inspection
1. Ignition "OFF"
2. Disconnect PCM connector.
3. Ignition "ON"
4. Measure voltage between terminal 6 of the PCM harness connector and chassis ground

Specification :Remain stable at battery voltage

5. Are circuits remaining stable at battery voltage?