TEST
ACTION
APPLICABILITY
4
Ignition on, engine not running.
With the DRBIII
t, read DTC’s.
Are there any
9Charging System9 trouble codes?
All
Yes
→
Refer to Symptom list for problems related to Charging.
Perform POWERTRAIN VERIFICATION TEST VER - 3.
No
→
Go To
5
5
Turn ignition on, engine not running.
Measure voltage between the Generator B(+) Terminal and the Battery (+) Post.
Caution: Ensure all wires are clear of the engine’s moving parts.
Start the engine.
Is the voltage above 0.4 volt?
All
Yes
→
Repair the B(+) Circuit for high resistance between the Generator
and Battery.
Perform POWERTRAIN VERIFICATION TEST VER - 3.
No
→
Go To
6
6
Start the engine.
Warm the engine to operating temperature.
Caution: Ensure all wires are clear of the engine’s moving parts.
Measure voltage between the Generator case and Battery (-) Post.
Is the voltage above 0.1 volt?
All
Yes
→
Repair Generator Ground for high resistance, Generator Case to
Battery (-) side.
Perform POWERTRAIN VERIFICATION TEST VER - 3.
No
→
Go To
7
7
Ignition on, engine not running.
With the DRBIII
t, read the Battery voltage and record the results.
Measure Battery voltage B(+) to B(-) Terminal and record the results.
Compare the two voltage readings.
Is the voltage difference less than one volt?
All
Yes
→
Test Complete.
No
→
Go To
8
8
Ignition on, engine not running.
With the DRBIII
t, read the Battery voltage and record the results.
Turn the Ignition off.
Disconnect the PCM harness connector(s).
Note: Check connectors - Clean/repair as necessary.
Ignition on, engine not running.
Measure the Fused B(+) at PCM Connector.
Is the voltage within one volt of the DRB recorded reading?
All
Yes
→
Go To
9
No
→
Repair the B(+) Circuit for high resistance between the PCM and
the Battery.
Perform POWERTRAIN VERIFICATION TEST VER - 3.
9
If there are no possible causes remaining, view repair.
All
Repair
Replace the PCM.
Perform POWERTRAIN VERIFICATION TEST VER - 3.
29
CHARGING
*CHECKING
CHARGING
SYSTEM
OPERATION
WITH
NO
DTC’S
PRESENT —
Continued