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Home >> Saturn >> 2006 >> Relay 3.9 1, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls - 3.5L - DTC P0220 To DTC P0455) >> DTC P0336 >> Conditions for Clearing the MIL/DTC

Conditions for Clearing the MIL/DTC

WARNING: This page is about a different variant/trim than selected.
DTC P0336

Step Action Values Yes No
Schematic Reference: Engine Controls Schematics
Connector End View Reference: Engine Controls Connector End Views or Powertrain Control Module Connector End Views
1 Did you perform the Diagnostic System Check - Vehicle? - Go to Step 2  Go to Diagnostic System Check - Vehicle
2 Observe the DTC Info with a scan tool.
Is DTC P0335 also set?
- Go to DTC P0335  Go to Step 3 
3
  1. Observe the Freeze Frame/Failure Records for this DTC.
  2. Turn OFF the ignition for 30 seconds.
  3. Start the engine.
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
Did the DTC fail this ignition?
- Go to Step 4  Go to Testing for Intermittent Conditions and Poor Connections
4
  1. Turn OFF the ignition.
  2. Inspect all of the crankshaft position (CKP) sensor circuits for the following conditions:
    • Wiring routed too closely to secondary ignition wires or components
    • Wiring routed too closely to after-market add-on electrical equipment
    • Wiring routed to closely to solenoids, relays, and motors
    • Electromagnetic interference (EI) in the CKP sensor circuits
Did you find and correct the condition?
- Go to Step 19  Go to Step 5 
5
  1. Turn ON the ignition, with the engine OFF.
  2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Test for an intermittent and for a poor connection at the CKP sensor. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?
- Go to Step 19  Go to Step 6 
6
  1. Disconnect the CKP sensor.
  2. Measure the voltage from the 12-volt reference circuit of the CKP sensor to a good ground with a DMM.
Is the voltage measured within 1 volt of the specified value?
B+ Go to Step 7  Go to Step 16 
7
  1. Turn OFF any electrical loads or accessories.
  2. Measure the amperage between the 12-volt reference circuit and the low reference circuit of the CKP sensor with a DMM.
Is the amperage more than the specified value?
250 mA Go to Step 8  Go to Step 12 
8 Test the 12-volt reference circuit for an intermittent condition or shorted to other circuits. Refer to Testing for Electrical Intermittents and Inducing Intermittent Fault Conditions .
Did you find and correct the condition?
- Go to Step 19  Go to Step 9 
9 Test the low reference circuit for an intermittent condition. Refer to Testing for Electrical Intermittents and Inducing Intermittent Fault Conditions .
Did you find and correct the condition?
- Go to Step 19  Go to Step 10 
10 Test the medium resolution engine speed signal circuit for an intermittent condition. Refer to Testing for Electrical Intermittents and Inducing Intermittent Fault Conditions .
Did you find and correct the condition?
- Go to Step 19  Go to Step 11 
11 Test for an intermittent and for a poor connection at the powertrain control module (PCM). Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs .
Did you find and correct the condition?
- Go to Step 19  Go to Step 14 
12 Test the 12-volt reference circuit of the CKP sensor for high resistance. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?
- Go to Step 19  Go to Step 13 
13 Test the low reference circuit of the CKP sensor for high resistance. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?
- Go to Step 19  Go to Step 16 
14
  1. Remove the CKP sensor. Refer to Crankshaft Position Sensor Replacement .
  2. Inspect the CKP sensor for the following conditions:
    • Physical damage
    • Improper installation
    • Excessive play or looseness
    • Excessive air gap between the CKP sensor and the reluctor wheel
    • Foreign material passing between the CKP sensor and the reluctor wheel
    • Insufficient fuel
Did you find and correct the condition?
- Go to Step 19  Go to Step 15 
15 Inspect the reluctor wheel for the following conditions:
  • Physical damage
  • Improper installation
  • Excessive endplay or looseness

Refer to Crankshaft and Bearing Cleaning and Inspection .
Did you find and correct the condition?
- Go to Step 19  Go to Step 17 
16 Test for an intermittent and for a poor connection at the PCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?
- Go to Step 19  Go to Step 18 
17 Replace the CKP sensor. Refer to Crankshaft Position Sensor Replacement .
Did you complete the replacement?
- Go to Step 19  -
18 Replace the PCM. Refer to Control Module References for replacement, setup, and programming.
Did you complete the replacement?
- Go to Step 19  -
19
  1. Clear the DTCs with a scan tool.
  2. Turn OFF the ignition for 30 seconds.
  3. Start the engine.
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
Did the DTC fail this ignition?
- Go to Step 2  Go to Step 20 
20 Observe the Capture Info with a scan tool.
Are there any DTCs that have not been diagnosed?
- Go to Diagnostic Trouble Code (DTC) List - Vehicle System OK