ECU Power Source Circuit
PrecautionRemoval
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repair" after replacing the fuel pump assembly (See
page ).
PROCEDURE
1. DISCHARGE FUEL SYSTEM PRESSURE
(a) Discharge fuel system pressure (See page
).
2. DISCONNECT CABLE FR ...
Starter Relay Circuit High (P0617)
MONITOR DESCRIPTION
While the engine is being cranked, battery voltage is applied to terminal STA
of the ECM. If the ECM detects the Starter Control (STA) signal while the vehicle
is being driven, it determines that there is a malfunction in the STA circu ...
System Voltage (P0560)
DESCRIPTION
The battery supplies electricity to the TCM even when the ignition switch is
off. This power allows the TCM to store data such as DTC history and freeze frame
data. If the battery voltage falls below a minimum level, these memories are cleared ...