Isuzu 1999 RODEO Workshop Manual page 1953

7A1–74 TRANSMISSION CONTROL SYSTEM (4L30–E)
DTC P0758 Shift Solenoid B Electrical (Cont'd)
Step
21 The wiring harness between PCM connector terminal C2–C2 and
transmission 16–way connector terminal H10–12, or between
PCM connector terminal C3–E14 and 16–way connector terminal
H10–5 is open.
Was a problem found and corrected?
22 The wiring harness between PCM connector terminal C3–E14
and transmission main case connector terminal M7–4(C) is
shorted to ground.
Was a problem found and corrected?
23 The wiring harness between transmission 16–way connector
terminal H10–12 and transmission main case connector terminal
M7–1(A), or between H10–5 and M7–4(C) is open.
Was a problem found and corrected?
24 The internal wiring harness from the shift solenoid B is open, or
the shift solenoid B is faulty.
Was a problem found and corrected?
25 Replace the PCM.
Is the replacement complete?
26 1. After the repair is complete, use the scan tool to select "DTC",
then "Clear Info" function and operate the vehicle under the
following conditions:
f The shift solenoid B is commanded "on" and voltage drops to
zero.
f The shift solenoid B is commanded "off" and voltage
increases to B+.
2. Review the scan tool "DTC Info".
Has the last test failed or is the current DTC displayed?
Action Yes
Go to Step 26
Go to Step 26
Go to Step 26
Go to Step 26
Go to Step 26
Begin diagnosis
again
Repair verified
Go to Step 1
Exit DTC table
No
—
—
—
—
—