TEST
ACTION
APPLICABILITY
10
Turn the ignition off to the lock position.
Disconnect the TCM harness connector.
Remove the Transmission Control Relay.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Transmission Control Relay Output
circuit.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 11
No
→ Repair the Fused B+ circuit for an open.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
11
Turn the ignition off to the lock position.
Disconnect the TCM harness connector.
Disconnect the Transmission Solenoid/Pressure Switch Assembly harness connector.
Remove the Transmission Control Relay.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Transmission Control Relay Output
circuit.
Is the resistance below 5.0 ohms?
All
Yes
→ Repair the Transmission Control Relay Output circuit for a short
to ground.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
No
→ Go To 12
12
If there are no possible causes remaining, view repair.
All
Repair
Replace Transmission Solenoid/Pressure Switch Assembly per the
Service Information.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
13
The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorts and open circuits.
With the DRBIII
t, check the EATX EVENT DATA to help identify the conditions in
which the DTC was set.
Were there any problems found?
All
Yes
→ Repair as necessary.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
No
→ Test Complete.
109
TRANSMISSION - EATX
P0888-RELAY OUTPUT ALWAYS OFF —
Continued