152 SUPPLEMENTL RESTRINT SYSTEM IRBG SYSTEM T B1140/32 ircuit Malfunction IPTION The side airbag sensor assembly RH circuit consists of the safing sensor, the diagnostic circuit and the lateral deceleration sensor, etc. If the center airbag sensor assembly receives signals from the lateral deceleration sensor, it judges whether or not the S should be activated. T B1140/32 is recorded when a malfunction in the side airbag sensor assembly RH circuit is detected. T No. T etecting ondition Trouble rea B1140/32 The center airbag sensor assembly receives a line short circuit signal, an open circuit signal, a short circuit to signal or a short circuit to B+ signal in the side airbag sensor assembly RH circuit for 2 seconds. Side airbag sensor assembly RH malfunction enter airbag sensor assembly malfunction Side airbag sensor assembly RH enter airbag sensor assembly Floor wire WIRI IGRM enter irbag 1 15 4 17 2 13 3 16 H043054E25
SUPPLEMENTL RESTRINT SYSTEM IRBG SYSTEM 153 INSPETION PROEURE 1 HEK T enter irbag ssembly Sensor L3 T B1140/32 (d) (e) lear the Ts stored in memory (See page -35). Turn the ignition switch to the L position. heck the Ts (See page -35). : T B1140/32 is not output. HINT: odes other than code B1140/32 may be output at this time, but they are not related to this check. G T 110446E02 Go to step 2 USE SIMULTION METHO TO HEK 2 HEK ONNETION OF ONNETO Turn the ignition switch to the L position. isconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds. heck that the connectors are properly connected to the center airbag sensor assembly and the side airbag sensor assembly RH. : The connectors are connected. ONNET ONNETO, THEN GO TO STEP 1
154 SUPPLEMENTL RESTRINT SYSTEM IRBG SYSTEM 3 HEK FLOOR WIRE (OPEN) B enter airbag isconnect the connectors from the center airbag sensor assembly and the side airbag sensor assembly RH. Using a service wire, connect -17 () and - 15 () of connector "B". NOTIE: o not forcibly insert a service wire into the terminals of the connector when connecting. Measure the resistance according to the value(s) in the Resistance onnector onnector B Tester connection ondition Specified condition -4 () - -1 () Below 1 Ω Service Wire 110451E08 onnector B enter irbag onnector B (d) Using a service wire, connect -16 () and - 13 () of connector "B". NOTIE: o not forcibly insert a service wire into the terminals of the connector when connecting. (e) Measure the resistance according to the value(s) in the Resistance Tester connection ondition Specified condition -3 () - -2 () Below 1 Ω REPIR OR REPLE FLOOR WIRE Service Wire 110450E08
SUPPLEMENTL RESTRINT SYSTEM IRBG SYSTEM 155 4 HEK FLOOR WIRE (SHORT TO B+) B onnector enter irbag (d) isconnect the service wire from connector "B". onnect the negative (-) terminal cable to the battery, and wait for at least 2 seconds. Turn the ignition switch to the ON position. Measure the voltage according to the value(s) in the Voltage Tester connection ondition Specified condition -4 () - Body -1 () - Body -3 () - Body -2 () - Body REPIR OR REPLE FLOOR WIRE 109481E15 5 HEK FLOOR WIRE (SHORT TO GROUN) B onnector enter irbag Turn the ignition switch to the L position. isconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds. Measure the resistance according to the value(s) in the Resistance Tester connection ondition Specified condition -4 () - Body -1 () - Body -3 () - Body -2 () - Body REPIR OR REPLE FLOOR WIRE 109481E15
156 SUPPLEMENTL RESTRINT SYSTEM IRBG SYSTEM 6 HEK FLOOR WIRE (SHORT) B enter irbag Measure the resistance according to the value(s) in the Standard resistance Tester connection ondition Specified condition -4 () - -1 () 1 MΩ or Higher -3 () - -2 () 1 MΩ or Higher onnector REPIR OR REPLE FLOOR WIRE 109481E15 7 HEK SIE IRBG SENSOR SSEMBLY RH G enter irbag ssembly Sensor ssembly LH T B1140/32 L3 T T B1141/33 (d) (e) (f) (g) (h) onnect the connector to the center airbag sensor assembly. Interchange the side airbag sensor assembly RH with LH and connect the connectors to them. onnect the negative (-) terminal cable to the battery, and wait for at least 2 seconds. lear the Ts stored in memory (See page -35). Turn the ignition switch to the L position. heck the Ts (See page -35). Result 110449E02 Proceed To isplay (T Output) : T B1140/32 is output. : B T B1141/33 is output. T B1140/32 and B1141/33 are not output. : REPLE ENTER IRBG SENSOR SSEMBLY
SUPPLEMENTL RESTRINT SYSTEM IRBG SYSTEM 157 :B REPLE SIE IRBG SENSOR SSEMBLY RH USE SIMULTION METHO TO HEK