For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Variable Effort Steering System Check? | -- | Go to Step 2 | Go to Variable Effort Steering System Check
2 | Inspect the wiring and the connectors for damage. Is any physical damage evident? | -- | Go to Step 3 | Go to Step 4
3 | Repair any damage to the wiring and the connectors. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
4 |

1. Turn OFF the ignition.
2. Disconnect the variable steering module connector.
3. Turn ON the ignition, leaving the engine OFF.
4. Use a J 39200 DMM in order to measure the resistance between the variable steering module connector terminal H and a good ground.

Does the voltage measure at the specified value?

B+

Go to Step 5

Go to Step 16

5 |

1. Use a J 39200 DMM in order to measure the resistance between the variable steering module connector terminal H and terminal D.
2. Use a J 39200 DMM in order to measure the resistance between the variable steering module connector terminal H and terminal B.

Does the voltage measure at the specified value for both measurements?

B+

Go to Step 6

Go to Step 17

6 |

1. Turn OFF the ignition.
2. Use a J 39200 DMM in order to measure the resistance between the variable steering module connector terminal G and terminal F.

Is the resistance within the specified range?

1.6-3.1 ohms

Go to Step 9

Go to Step 7

7 |

1. Disconnect the variable steering actuator connector.
2. Use a J 39200 DMM in order to measure the resistance between the variable steering module connector terminal F and the variable steering actuator connector terminal A.

Is the resistance less than the specified value?

0.5 ohms

Go to Step 8

Go to Step 18

8 | Use a J 39200 DMM in order to measure the resistance between the variable steering module connector terminal G and the variable steering actuator connector terminal B. Is the resistance less than the specified value? | 0.5 ohms | Go to Step 14 | Go to Step 19
9 | Use a J 39200 DMM in order to measure the resistance between the variable steering module terminal F and ground. Is the resistance less than the specified value? | ∞ | Go to Step 20 | Go to Step 10
10 | Use a J 39200 DMM in order to measure the voltage between the variable steering module connector terminal F and ground. Is the voltage greater than the specified value? | 1 V | Go to Step 21 | Go to Step 11
11 | Use a J 39200 DMM in order to measure the resistance between the variable steering module terminal G and ground. Is the resistance less than the specified value? | ∞ | Go to Step 22 | Go to Step 12
12 | Use a J 39200 DMM in order to measure the voltage between the variable steering module connector terminal G and ground. Is the voltage greater than the specified value? | 1 V | Go to Step 23 | Go to Step 13
13 |

1. Raise the vehicle.
2. Place the gear selector in NEUTRAL.
3. Set the J 39200 DMM to the DC scale.
4. Use a J 39200 DMM in order to measure the voltage between the variable steering module connector terminal A and terminal D.
5. By hand, turn a drive wheel.

Does the voltage vary within the specified range?

0 - 5 V

Go to Step 15

Go to Step 24

14 | Replace the variable steering actuator. Refer to Steering Gear Replacement in Power Steering System. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
15 | Replace the variable steering module. Refer to Power Steering Control Module Replacement . Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
16 | Repair the open in CKT 41 (BRN). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
17 | Repair the open in CKT 150 (BLK). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
18 | Repair the open in CKT 1787 (GRY). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
19 | Repair the open in CKT 345 (WHT). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
20 | Repair the short to ground in CKT 345 (WHT). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
21 | Repair the short to voltage in CKT 345 (WHT). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
22 | Repair the short to ground in CKT 1787 (GRY). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
23 | Repair the short to voltage in CKT 1787 (GRY). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --
24 | Repair the open or short in CKT 817 (DK GRN/WHT). Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | -- | Go to Variable Effort Steering System Check | --