Pinpoint Test A : B0070:11, B0070:12, B0070:13 And B0070:1A
- A1 RETRIEVE RCM (RESTRAINTS CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
- REFER to: SAFETY BELT AND SUPPLEMENTAL RESTRAINT SYSTEM (SRS) HEALTH AND SAFETY PRECAUTIONS .
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test.
WARNING: Before beginning any service procedure in this service information, refer to Safety Warnings in SERVICE INFORMATION General Information. Failure to follow this instruction may result in serious personal injury.Was DTC B0070:11, B0070:12, B0070:13 or B0070:1A retrieved on-dem and during self-test?
- Yes: This fault cannot be cleared until it is corrected and the DTC is no longer retrieved on-dem and during self-test. For DTC B0070:13 or B0070:1A, GO to A2 For DTC B0070:11, GO to A8 For DTC B0070:12, GO to A10
- No: This is an intermittent fault when present as a Continuous Memory Diagnostic Trouble Code (CMDTC) only. For DTC B0070:13 or B0070:1A, GO to A13 For DTC B0070:11, GO to A14 For DTC B0070:12, GO to A15
- A2 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL RESISTANCE (DEPLOY_29_RES) PARAMETER IDENTIFICATION (PID)
- Using a diagnostic scan tool, view RCM Parameter Identifications (PIDs).
- Monitor and record the resistance value displayed by the DEPLOY_29_RES Parameter Identification (PID).
Does the Parameter Identification (PID) value read between 1.7 and 2.78 ohms?
- Yes: GO to A12
- No: GO to A3
- A3 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL RESISTANCE (DEPLOY_29_RES) PARAMETER IDENTIFICATION (PID) WHILE CARRYING OUT THE HARNESS TEST
- While monitoring the DEPLOY_29_RES Parameter Identification (PID), carry out the harness test of the driver safety belt anchor pretensioner circuits and accessible connectors (including any inline connectors) by wiggling and flexing the wire harness and connectors frequently. Record the resistance value indicated by the Parameter Identification (PID).
Does the Parameter Identification (PID) value read between 1.7 and 2.78 ohms while carrying out the harness test?
- Yes:
DEPOWER the SRS and REPAIR the connector, terminals or wire harness as needed.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- No: For Parameter Identification (PID) value less than 1.7 ohms, GO to A4 For Parameter Identification (PID) value greater than 2.78 ohms, GO to A6
- A4 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL DTC (DIAGNOSTIC TROUBLE CODE) FOR A FAULT STATUS CHANGE (LOW RESISTANCE INDICATED) NOTE: This pinpoint test step attempts to change the fault reported by the RCM by inducing a different fault condition. If the reported fault changes, this indicates the RCM is functioning correctly and is not the source of the fault.
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect Driver Safety Belt Anchor Pretensioner C3065.
- Repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test.
- DIAGNOSTIC TIP: When viewing Diagnostic Trouble Codes (DTCs) with the driver safety belt anchor pretensioner disconnected, an open circuit fault is normally retrieved.
Did the on-demand DTC change from B0070:1A to B0070:13?
- Yes: GO to A11
- No: GO to A5
- A5 CHECK FOR A SHORT BETWEEN DRIVER SAFETY BELT ANCHOR PRETENSIONER CIRCUITS
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect RCM C310A and C310B.
- Measure:
Click to display connectors
Positive Lead Measurement / Action Negative Lead C3065-1 Ω C3065-2 Is the resistance greater than 10, 000 ohms?
- Yes: GO to A12
- No:
REPAIR the circuits.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- A6 CHECK THE DRIVER SAFETY BELT ANCHOR PRETENSIONER CIRCUITS FOR AN OPEN
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect Driver Safety Belt Anchor Pretensioner C3065.
- Disconnect RCM C310A and C310B.
- Measure:
Click to display connectors
Positive Lead Measurement / Action Negative Lead C310B-3 Ω C3065-1 C310B-4 Ω C3065-2 Are the resistances less than 0.5 ohm?
- Yes: GO to A7
- No: REPAIR the circuit(s). GO to A17
- A7 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL DTC (DIAGNOSTIC TROUBLE CODE) FOR A FAULT STATUS CHANGE (OPEN INDICATED) NOTE: This pinpoint test step attempts to change the fault reported by the RCM by inducing a different fault condition. If the reported fault changes, this indicates the RCM is functioning correctly and is not the source of the fault.
- Connect RCM C310A and C310B.
- Connect a fused jumper wire:
Click to display connectors
Positive Lead Measurement / Action Negative Lead C3065-1 C3065-2 - Repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test.
- DIAGNOSTIC TIP: When viewing Diagnostic Trouble Codes (DTCs) with the driver safety belt anchor pretensioner circuits shorted together, a low resistance fault is normally retrieved.
Did the on-demand DTC change from B0070:13 to B0070:1A?
- A8 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL DTC (DIAGNOSTIC TROUBLE CODE) FOR A FAULT STATUS CHANGE (SHORT TO GROUND INDICATED) NOTE: This pinpoint test step attempts to change the fault reported by the RCM by inducing a different fault condition. If the reported fault changes, this indicates the RCM is functioning correctly and is not the source of the fault.
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect Driver Safety Belt Anchor Pretensioner C3065.
- Repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test.
- DIAGNOSTIC TIP: When viewing Diagnostic Trouble Codes (DTCs) with the driver safety belt anchor pretensioner disconnected, an open circuit fault is normally retrieved.
Did the on-demand DTC change from B0070:11 to B0070:13?
- Yes: GO to A11
- No: GO to A9
- A9 CHECK THE DRIVER SAFETY BELT ANCHOR PRETENSIONER CIRCUITS FOR A SHORT TO GROUND
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect RCM C310A and C310B.
- Measure:
Click to display connectors
Positive Lead Measurement / Action Negative Lead C3065-1 Ω - C3065-2 Ω - Are the resistances greater than 10, 000 ohms?
- Yes: GO to A12
- No:
REPAIR the circuit(s).
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- A10 CHECK THE DRIVER SAFETY BELT ANCHOR PRETENSIONER CIRCUITS FOR A SHORT TO VOLTAGE
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect Driver Safety Belt Anchor Pretensioner C3065.
- Disconnect RCM C310A and C310B.
- Repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Measure:
Click to display connectors
Positive Lead Measurement / Action Negative Lead C3065-1 - C3065-2 - Is any voltage present?
- Yes:
REPAIR the circuit(s).
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- No: GO to A12
- A11 CONFIRM THE DRIVER SAFETY BELT ANCHOR PRETENSIONER FAULT NOTE: Make sure all SRS components and the RCM electrical connectors are connected before carrying out the self-test. If not, Diagnostic Trouble Codes (DTCs) will be recorded.
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Prior to reconnecting any previously disconnected SRS component:
- inspect connector(s) (including any inline connectors) for pushed-out, loose or spread terminals and loose or frayed wire connections at terminals.
- inspect wire harness for any damaged, pinched, cut or pierced wires.
- inspect RCM C310A and C310B Connector Position Assurance (CPA) lever/lock for correct operation.
REFER to: Restraints Control Module (RCM) .
- repair any concerns found.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
- Connect Driver Safety Belt Anchor Pretensioner C3065.
- Repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test.
Was the original DTC retrieved on-dem and during self-test?
- Yes:
INSTALL a new driver safety belt retractor (includes anchor pretensioner).
Refer to: SAFETY BELT RETRACTOR AND PRETENSIONER .
GO to A17
- No: In the process of diagnosing the fault, the fault condition has become intermittent. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. For DTC B0070:13 or B0070:1A, GO to A13 For DTC B0070:11, GO to A14 For DTC B0070:12, GO to A15
- A12 CONFIRM THE RCM (RESTRAINTS CONTROL MODULE) FAULT NOTE: Make sure all SRS components and the RCM electrical connectors are connected before carrying out the self-test. If not, Diagnostic Trouble Codes (DTCs) will be recorded.
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Prior to reconnecting any previously disconnected SRS component:
- inspect connector(s) (including any inline connectors) for pushed-out, loose or spread terminals and loose or frayed wire connections at terminals.
- inspect wire harness for any damaged, pinched, cut or pierced wires.
- inspect RCM C310A and C310B Connector Position Assurance (CPA) lever/lock for correct operation.
REFER to: Restraints Control Module (RCM) .
- repair any concerns found.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
- Connect Driver Safety Belt Anchor Pretensioner C3065 (if previously disconnected).
- Connect RCM C310A and C310B.
- Repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Using a diagnostic scan tool, perform RCM self-test.
Was the original DTC retrieved on-dem and during self-test?
- Yes:
CHECK OASIS
for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new RCM.
REFER to: Restraints Control Module (RCM) .
GO to A17
- No: In the process of diagnosing the fault, the fault condition has become intermittent. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. For DTC B0070:13 or B0070:1A, GO to A13 For DTC B0070:11, GO to A14 For DTC B0070:12, GO to A15
- A13 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL RESISTANCE (DEPLOY_29_RES) PARAMETER IDENTIFICATION (PID) FOR AN INTERMITTENT LOW RESISTANCE OR OPEN CIRCUIT FAULT
- Using a diagnostic scan tool, view RCM Parameter Identifications (PIDs).
- While monitoring the DEPLOY_29_RES Parameter Identification (PID), attempt to recreate the fault by wiggling connectors (including any inline connectors) and flexing the wire harness frequently. Record the resistance value indicated by the Parameter Identification (PID).
Does the Parameter Identification (PID) value read between 1.7 and 2.78 ohms?
- Yes: The fault is not present and cannot be recreated at this time. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. GO to A16
- No:
DEPOWER the SRS and REPAIR as necessary.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- A14 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL CIRCUITS FOR AN INTERMITTENT SHORT TO GROUND FAULT
- Attempt to recreate the fault by wiggling connectors (including any inline connectors) and flexing the wire harness frequently.
- Using a diagnostic scan tool, perform RCM self-test.
Was DTC B0070:11 retrieved on-dem and during self-test?
- Yes:
DEPOWER the SRS and REPAIR as necessary.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- No: The fault is not present and cannot be recreated at this time. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. GO to A16
- A15 CHECK THE DRIVER SEATBELT ANCHOR PRETENSIONER DEPLOYMENT CONTROL CIRCUITS FOR AN INTERMITTENT SHORT TO BATTERY FAULT
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect Driver Safety Belt Anchor Pretensioner C3065.
- Repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Attempt to recreate the fault by wiggling connectors (including any inline connectors) and flexing the wire harness frequently.
- Using a diagnostic scan tool, perform RCM self-test.
Was DTC B0070:12 retrieved on-dem and during self-test?
- Yes:
DEPOWER the SRS and REPAIR as necessary.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- No: The fault is not present and cannot be recreated at this time. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. GO to A16
- A16 CHECK THE HARNESS AND CONNECTORS
- Ignition OFF.
- Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Disconnect Driver Safety Belt Anchor Pretensioner C3065.
- Inspect connector(s) (including any inline connectors) for corrosion, loose or spread terminals and loose or frayed wire connections at terminals.
- Inspect wire harness for any damage, pinched, cut or pierced wires.
- Inspect RCM C310A and C310B Connector Position Assurance (CPA) lever/lock for correct operation.
REFER to: Restraints Control Module (RCM) .
Were any concerns found?
- Yes:
REPAIR as necessary.
Refer to OEM CONNECTOR REPAIR PROCEDURES for schematic and connector information.
GO to A17
- No: The fault is not present and cannot be recreated at this time. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. GO to A17
- A17 CHECK FOR ADDITIONAL SRS (SUPPLEMENTAL RESTRAINT SYSTEM) DIAGNOSTIC TROUBLE CODES (DTCS) WARNING: Turn the ignition OFF and wait one minute to deplete the backup power supply. Failure to follow this instruction may result in serious personal injury or death in the event of an accidental deployment.
- Ignition OFF.
- Reconnect all SRS components (if previously disconnected).
- If previously directed to depower the SRS, repower the SRS. Do not prove out the SRS at this time.
REFER to: Supplemental Restraint System (SRS) Depowering and Repowering .
- Ignition ON.
- Using a diagnostic scan tool, perform Restraints self-test.
NOTE: When selecting Restraints from the Self Test menu, Diagnostic Trouble Codes (DTCs) are retrieved from the RCM and OCSM.Are any RCM and/or OCSM Diagnostic Trouble Codes (DTCs) retrieved on-dem and during self-test?
- Yes: Do not clear any Diagnostic Trouble Codes (DTCs) until all Diagnostic Trouble Codes (DTCs) have been resolved. Refer to RCM DTC CHART or Refer to OCSM DTC CHART for pinpoint test direction.
- No: CLEAR Continuous Memory Diagnostic Trouble Codes (CMDTCs) in all modules. PROVE OUT the SRS. The repair is complete. RETURN the vehicle to the customer.