TEST ACTION APPLICABILITY
2 With the DRBIIIt, read the Engine DTC’s.
Are there any Charging System related DTC’s present also?
All
Yes → Refer to the Charging System category and repair any PCM
Charging System DTC’s, before testing DTC P0562. NOTE: After
repairing the PCM Charging System DTC’s, perform the Trans-
mission Verification test to verify the transmission was not
damaged.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
No → Go To 3
3 NOTE: Generator, battery, and charging system must be fully functional
before performing this test.
With the DRBIIIt, read Transmission DTC’s.
With the DRBIIIt, Check the STARTS SINCE SET counter for P0562.
Note: This counter only applies to the last DTC set.
Is the STARTS SINCE SET counter set at 0?
All
Yes → Go To 4
No → Go To 9
4 Turn the ignition off to the lock position.
Disconnect the PCM harness connector.
Note: Check connectors - Clean/repair as necessary.
CAUTION: DO NOT PROBE THE PCM HARNESS CONNECTORS. PROBING
THE PCM HARNESS CONNECTORS WILL DAMAGE THE PCM TERMI-
NALS RESULTING IN POOR TERMINAL TO PIN CONNECTION. INSTALL
MILLER SPECIAL TOOL #8815 TO PERFORM DIAGNOSIS.
Using a 12-volt test light connected to 12-volts, check the Ground circuits in the
appropriate terminal of special tool #8815.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly for all the Ground circuits?
All
Yes → Go To 5
No → Repair the Ground circuit and/or circuits for an open or high
resistance.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
38
TRANSMISSION - NGC
P0562-LOW BATTERY VOLTAGE — Continued