TEST
ACTION
APPLICABILITY
21
Caution: Apply the parking brake.
Place the gear selector in Park.
Start the engine.
Warm the engine to normal operating temperature.
With the DRBIII
t read the governor pressure.
With the engine still running, remove the Transmission Control Relay from the PDC.
WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND IN A
DIRECT LINE WITH THE FAN. DO NOT PUT YOUR HANDS NEAR THE
PULLEYS, BELTS OR FAN. DO NOT WEAR LOOSE CLOTHING.
Caution: Apply the brakes.
Place the gear selector in Drive.
Is the governor pressure on the DRB 276 - 379 KPa (40 - 55 PSI)?
without 45RFE
AUTO TRANS
Yes
→
Go To
22
No
→
Go To
23
22
Turn the ignition off.
Replace the Governor Pressure Solenoid in accordance with the Service Information.
Warm the engine to normal operating temperature.
With the DRB, monitor the target governor pressure and actual governor pressure.
Drive the vehicle at a constant speed 40 - 48 kmh (25 - 30 MPH).
Note: The actual governor pressure should be within 34 KPa (5 PSI) of the
target governor pressure with in 3 seconds.
Is the actual governor pressure within 34 KPa (5 PSI) of the target governor
pressure?
without 45RFE
AUTO TRANS
Yes
→
Test Complete.
No
→
Repair the internal transmission leakage problem in accordance
with the Service Information.
Perform TRANSMISSION VERIFICATION TEST VER - 1.
23
Turn the ignition off.
Install a pressure gauge at the governor pressure test port.
Caution: Apply the parking brake.
Place the gear selector in Park.
Start the engine.
Warm the engine to normal operating temperature.
With the engine still running, remove the Transmission Control Relay from the PDC.
WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND IN A
DIRECT LINE WITH THE FAN. DO NOT PUT YOUR HANDS NEAR THE
PULLEYS, BELTS OR FAN. DO NOT WEAR LOOSE CLOTHING.
Caution: Apply the brakes.
Place the gear selector in Drive.
Read the governor pressure on the gauge.
Is the governor pressure on the gauge 276 - 379 KPa (40 - 55 PSI)?
without 45RFE
AUTO TRANS
Yes
→
Test Complete.
No
→
Go To
24
361
TRANSMISSION
P1756-GOV PRESS NOT EQUAL TO TARGET @ 15-20 PSI —
Continued