Workshop Manual

6E–363
6VE1 3.5L ENGINE DRIVEABILITY AND EMISSIONS
DTC P0562 – System Voltage Low
Step Action Value(s) Yes No
1 Was the “On-Board Diagnostic (OBD) System Check”
performed?
— Go to Step 2
Go to OBD
System
Check
2 Using a DVM, measure the battery voltage at the
battery.
Is the battery voltage greater than the specified value?
11.5 V Go to Step 3
Charge
battery, then
go to Step 3
3 1. Install a Tech 2.
2. Select “Ignition Volts” on the Tech 2.
3. Start the engine and raise the engine speed to the
specified value.
4. Load the electrical system by turning on the
headlights, high blower, etc.
Is the ignition voltage approximately equal to the
specified value?
2000 RPM
12.8-14.1 V
Go to Step 4
Go to
Starting/Char
ging
4 1. Ignition “OFF”.
2. Disconnect the PCM connector at the PCM.
3. Using a DVM, measure the battery voltage at the
PCM connector F-20 and F-57.
Is it approximately equal to battery voltage?
— Go to Step 5 Go to Step 6
5 1. Check for faulty connections at the PCM harness
terminals.
2. Repair as necessary.
Was a repair necessary?
— Verify repair Go to Step 7
6 Check for an open battery feed circuit to the PCM.
Is the action complete?
— Verify repair Go to Step 7
7 Replace the PCM.
IMPORTANT: The replacement PCM must be
programmed. Refer to
On-Vehicle Service in
Powertrain Control Module and Sensors for
procedures.
ANd also refer to latest Service Bulletin.
Check to see if the Latest software is released or not.
And then Down Load the LATEST PROGRAMMED
SOFTWARE to the replacement PCM.
Is the action complete?
— Verify repair —