Line Pressure Check
Line Pressure Check |
Special Tools
DT 21867-A Pressure GaugeFor equivalent regional tools, refer to Special Tools .
1. |
Install a scan tool. |
2. |
Start the engine.
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3. |
Inspect the transmission for the proper fluid level. Refer to
Transmission Fluid Level and Condition Check
.
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4. |
Use the scan tool to inspect for any active or stored diagnostic trouble codes.
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5. |
Inspect the manual linkage at the transmission for proper function.
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6. |
Turn OFF the engine.
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7. |
Remove the line pressure test hole plug.
|
8. |
Install the
DT 21867-A
pressure gauge.
|
9. |
Access the Scan Tool Transmission Output Controls for the Line PC Solenoid.
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10. |
Start the engine.
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11. |
Use the scan tool to increase and decrease the Line PC Solenoid in increments of approximately 200 KPa (29 psi). The scan tool commands the increment values automatically. |
12. |
Allow the pressure to stabilize between increments.
|
13. |
Compare the pressure readings on the
DT 21867-A
pressure gauge to the actual pressure values in the solenoid valve pressure chart. Refer to
Solenoid Valve Pressure
.
|
14. |
If the pressure readings vary greatly, refer to
Fluid Pressure High or Low
.
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15. |
Turn OFF the engine.
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16. |
Remove the
DT 21867-A
pressure gauge.
|
17. |
Refer to
Fastener Caution
.
Install the line pressure test hole plug and tighten to 12 Nm (106 lb in) . |